SMAlux A21 Smart Bulb
SMAlux A21 Smart Bulb is enclosed with aluminum and durable plastic materials to provide better heat dissipation.
10W A21 smart light bulb not only minimizes energy consumption by 85%, but is also a great replacement for E26 base ceiling light bulbs, desk lamps, floor lamps etc.
SMAlux A21 Smart Bulb is available in Wi-Fi mode or Bluetooth connectivity.
Your Best A21 Smart Bulb Manufacturer
A21 Smart Wi-Fi LED multicolor bulb requires no hub and has faster command execution speed under the Wi-Fi environment.
LED A21 Bulb with Bluetooth technology requires an extra hub or bridge to achieve smart control under Bluetooth mesh environment.
SMAlux A21 Smart Bulb is capable of changing colors, brightness and color temperatures.
With 16 million colors and lighting range (2700K to 6500K) for the users to choose, SMAlux A21 Smart Bulb can be customized according to different occasions.
SMAlux color smart A21 light bulb, 75W equivalent can also enter into “night” mode to provide a better and deeper sleep cycle.
Under Wi-Fi connectivity, SMAlux A21 Smart Bulb can be remotely controlled from anywhere, as long as the users’ smart devices have internet available.
Why is SMAlux A21 Smart Bulb
Smalux: Your Premier A21 Smart Bulb Factory
SMAlux A21 Smart Bulb also can operate as a group, allowing several A21 color tunable LED smart bulbs to have the same functions and settings.
SMAlux A21 Smart Bulb can schedule timer to better regulate users’ biological habit such as when to turn off automatically to remind users of sleeping hours and turn on to wake up.
Integrating with voice control systems such as Amazon’s Echo or Google’s Home, A21 smart Wi-Fi color & white dimmable LED multicolor bulb can be “asked” to perform multiple tasks such dim, change color, schedule timer, etc.
SMAlux A21 Smart Bulb have UL and Rosh certificate, with 4 models to choose for different functions.
The soft white smart light bulb is a perfect replacement of conventional GLS lamps.
CE Lighting is one of leading professional LED lighting factory. Established in 1996, the company has won over 500 global patents and 5 years’ experience in the smart lighting field with self-brand SMAlux.
Kindly welcome for inquiry with immediate and warm reply to build a win-win future together.
SMAlux A21 Smart Bulb with the following datasheet:
PC + Aluminum
A21 Smart Light Bulb Buying Guide
An A21 smart led light bulb refers to the web-enabled one can be voice controlled as well as can be wireless remote controlled.
Provided that A21 smart led light bulb offering a more convenient and smarter home lighting control experience, leading to soaring attentions attracted on the market.
Here comes the confusion from buyers in determining a best A21 smart led light bulb when updating or replacing current bulb in their home.
In this guide, I will tell you every aspect you need to know about an A21 smart LED light bulb step by step so that you can make an educated decision and choose the most suitable one for your home.
- What is an A21 smart light LED bulb?
- How does an A21 smart light bulb work?
- A21 Wi-Fi smart LED light bulb vs A21 Bluetooth smart LED light bulb
- What features should be looked into when picking up an A21 smart LED light bulb?
- How to install A21 smart light bulb (Wi-Fi and Bluetooth)?
- Frequently Asked Questions and Answers
Chapter 1: What is an A21 smart light LED bulb?
An A21 smart light LED bulb works with internet so you can control every aspect of your light easily.
First you need to know what we mean by an A21 smart light LED bulb before heading for a shop.
Actually an A21 is an American saying, also well known as A70 in European countries.
“A” describes the shape of the LED bulb of snow-cone and following number is the bulb size.
“21” is a typical bulb size, which is at the width of 21/8 inches (70 mm) in width and at the height of around 5 inches (128 mm).
A21 Smart LED Light Bulb Size: 70mm*180mm
Generally, a typical A21 smart light LED bulb come with an E26 Edison screw base, and here what “E26” is a measurement in millimeters
Chapter 2: How does an A21 smart light bulb work?
Knowing the working principle of the A21 smart LED light bulb would be an essential thing for you to decide the types you want more accurately.
It is no more as simple as screw an A21 bulb to a socket but need to connect the A21 smart LED light bulb to network for working.
So here comes the difference of whether an A21 smart LED light bulb requires a hub or not, and which working protocols to choose: Wi-Fi, Bluetooth, ZigBee, Zwave, etc.
A21 Smart LED Light Bulb of Various Types in Protocol Difference
In this guide, I will focus on the main two protocols of Wi-Fi and Bluetooth.
An A21 Smart Wi-Fi LED light bulb works with a LAN (Local Area Network), when operating on phone to achieve voice control.
A21 smart Wi-Fi LED light bulb can be connected to the third voice control devices for operating directly.
Data via voice will be uploaded to the cloud and forward to the bulb to execute directly.
A21 Wi-Fi Smart Light LED Bulb: Working Principles of Voice Control
Comparatively, an A21 smart Bluetooth light LED bulb, which requires an extra hub so that it can be controlled via voice.
When calling the voice control devices, the information is unable to be recognized by the A21 smart Bluetooth light LED bulb but need an extra hub to translate into a recognizable one.
A21 Bluetooth Smart Light LED Bulb: Working Principles of Voice Control
Chapter 3: A21 Wi-Fi smart LED light bulb vs A21 Bluetooth smart LED light bulb
Wi-Fi and Bluetooth are both the wireless communication methods of difference standards.
|Features||A60 Wi-Fi smart light bulb||A60 Bluetooth smart light bulb|
|Operation Frequency||2.4 GHz||2.4 GHz|
|Transmission Speed||11-54 Mbp/s||1 Mbp/s|
You can get more information from this video as well if you are interested in:
Secure: An A21 Bluetooth smart LED light bulb works with a personal area network, allowing point-to-point communication only.
While an A21 Wi-Fi smart led light bulb is connected to a local area network, allowing many-to-many communication.
Range: as chart listed above, the available controlling range of an A21 smart Wi-Fi bulb range is far surpass an A21 Bluetooth smart light bulb.
Chapter 4: What features should be looked into when picking up an A21 smart LED light bulb?
After knowing how an A21 smart light LED bulb work, so here come to the practical tips in determining a best one among array of bulbs.
Here are 8 main features you have to pay attention to:
A well packed A21 smart LED light bulb can impressed a buyer at the first glance.
Some suppliers who wants to save the cost will pack the A21 smart LED light bulb with a blister card only, which is not good for sea transportation.
A21 Smart LED Light Bulb Package-Color Box
In order to have a better light transmission performance, generally an A21 smart light LED bulb will use plastic for its shell.
Besides, an aluminum base as well for an A21 LED smart light bulb with a better heat dissipation performance.
A21 LED Smart Light Bulb Top Material-Plastic and Aluminum
As a matter of fact, the material of an A21 LED smart light bulb greatly determined its life span.
And an A21 LED smart light bulb with aluminum and plastic material can last for 20,000 hours.
That is to say, an A21 smart LED light bulb can be used for over 18 years when turn on 3 hours a day all year round.
Isn’t it a great deal for you for a long run and perfectly eliminate your trouble of buying a replacement frequently.
3.Basic Data Information
What is the data printed on the package mean? How do I know whether this is a good one or not?
I will explain you the professional parameters so that you can better read the package information.
So keep reading:
Lumen is a measure of the total quantity of visible light emitted by a source (Wikipedia). You can refer the Wikipedia link below for a more detailed explanation:
Namely, the data of lumen indicates the brightness level of a bulb, a higher number refers to a brighter illumination.
Generally, an A21 smart LED light bulb is of 1050 lumen.
A “Watt” is a measure of power (electricity per unit time), you can also refer to:
As for the market trend of energy-saving, this A21 smart LED light bulb is designed to work with 9 watts only.
So an A21 smart LED light bulb is a big energy saver can deduct 80% energy consumption, and its lighting performance is equal to a 70W incandescent bulb.
Working voltage is critical which determines whether it can work appropriately.
An A21 smart LED light bulb works at 110V-130V, which is a floating voltage to meet different voltage standards in different countries.
3.4 Beam Angle
Beam angle evaluated the performance of how a bulb light is distributed.
A wider beam angle refers to a wider range of illumination.
Thus, an A21 smart LED light bulb is designed with beam angle of 270° which its lights are evenly distributed.
A21 Smart LED Light Bulb of Wide Beam Angle 270°
When refers to the A21 LED “SMART” light bulb, naturally, we will refer to more functions.
In order to best meet everyone’s requirements, more and more personalized functions have been added on an A21 smart LED light bulb.
So what interesting features are there on the market for the A21 smart LED light bulb?
In case of your missing points when determining your buying decision, here is a list of all functions so you can have a better comparison.
4.1 Color Temperature Adjustable
Color temperature is the color of light source cached by naked eyes directly and measured in Kelvin (K).
Light of different color temperature will lead to people act differently in emotions.
Have a look at this:
A21 Smart LED Light Bulb Color Temperature Adjusting Range 2700K to 6500K.
Color temperatures can be divided into three categories: warm white, daylight and cool white.
Warm white is ranging from 2700K to 3000K, offering a feeling of warm, healthy, and cozy, widely used in home, department, residential, hotel, etc.
Daylight, also known as natural white, is around 4000K makes people feel pleasant, comfortable, and natural, suitable for store, office, restaurant, etc.
Cool white (6000K and above) create a bright mood and help people to be concentrated on their work, perfect for classroom, office, library, etc.
4.2 Millions of Colors Changeable
Feel money wasting in replacing different colors of bulbs for a festival only?
With an A21 smart LED light bulb, you can perfectly save your budget.
An A21 smart light LED bulb has more than 16 million colors available, allowing you to choose any one you like.
A21 Smart LED Light Bulb with Millions of Colors Changeable
4.3 Brightness Dimmable
Too strong light is really harmful, and it is very easy to case eye fatigue or even lead to vision decrease.
Dimmable A21 smart light bulb can better protecting your eyes which allowing you to change brightness as you like.
A21 Smart LED Light Bulb Brightness Dimmable from 10% to 100%.
Furthermore, the dimmable feature of an A21 smart LED light bulb is a good sleep helper.
You can set your A21 smart LED light bulb to soft white, then your body will secret melatonin faster and finally promote you to fall asleep quickly.
4.4 Scene Setting
Calling some your friends at home to throw a party.
Want to activate the atmosphere?
Try an A21 smart LED light bulb now.
There are 8 classic scenes for your options, including night scene, reading scenes, party scene, leisure scene, gorgeous scene, shine scene, rainbow scene and soft scene.
Choose a party scene and then red lights to make your guests feel energetic.
Or you can set to a gorgeous scene with 6 colors of lighting rotating freely.
Now you can enjoy your party hours more pleasant.
A21 Smart LED Light Bulb Setting Scenes as You Like.
None of the options can satisfy you?
Relax, an A21 smart LED light bulb allow you to customize you own unique scene by adjusting brightness, colors, color temperature, etc.
4.5 Time Schedule
Have you ever considered to use an A21 smart LED light bulb as a home guard?
There it is.
An A21 smart LED light bulb can play a good role as your home guard by time schedule function.
When you are out for a vocation, you can set schedules in advance so that the A21 smart bulb can turn on and turn off automatically, which create the illusion that someone at home.
By this way, thieves are no longer available to read your activity and protect your home.
A21 Smart LED Light Bulb-Set Schedules
4.6 Group Control
Wanna to save your time instead of controlling A21 smart LED light bulb one by one?
Definitely this A21 smart LED light bulb already take this into consideration.
You can set up a group on your smartphone and assign as many A21 smart LED light bulbs in the group to control them together.
Multiple A21 Smart LED Light Bulbs Controlled In a Group.
4.7 Family Share
Unbelievable, you can even share the fun of this interesting A21 smart Wi-Fi LED light bulb with your family members.
A21 smart LED light bulb is available to be controlled via several smartphones.
You are no longer the only one who can enjoy the fun of A21 smart Wi-Fi LED light bulb alone with family share function.
A21 Smart LED Light Bulb: Share the Control with Other Smartphones.
5.Easy Control Way
An A21 smart LED light bulb make your lighting control to be much easier.
You can manage your A21 smart LED light bulbs wireless remotely and via your voice.
So how realized it?
Just follow me.
5.1 Remote Control
Forget to turn off your lights when leaving home? Or worry about back home in the dark?
OK, calm down.
Take out your smartphone and open the app to turn off your A21 Wi-Fi smart LED light bulb no matter where you are.
A21 Smart LED Light Bulb: Wireless Remote Control on Smartphone
5.2 Voice Control
Lying on a couch, reading an interesting paper and grab some snakes in your sweet living room until the night approaching.
What a cozy life it is!
Will you still want to get up exclusively to turn on a light?
Now, with A21 smart LED light bulb, you can easily turn on your light without disturbing this warm and comfortable ambiance.
Successfully connect your A21 smart LED light bulb with a third voice control devices, such as Google Home, Amazon Alexa, etc.
Talk to your voice control devices to control your A21 smart LED light bulb:
“Alexa, turn on the living room light.”
A21 Smart LED Light Bulb: Voice Control with Amazon Alexa and Google Assistant
Last but not least, it is important to choose the brand of an A21 smart LED light bulb.
And frankly speaking, a well brand generally represents a good performance.
Here you can have a look at this new brand of SMAlux when refers to the smart LED light bulb.
This brand is dedicated to offering easy-control smart LED lights all over the world for years consistently.
Based on a news released on REDTV that the sales volume of SMAlux smart light bulbs is up to 1,000,000 pcs in 2018.
This data apparently proved the growing of SMAlux brand awareness:
Except for a brand, the certificate is also an important point needs to take into account.
And there are different quality standards for different countries.
The target market for SMAlux A21 smart LED light bulb is US market, obviously, so it has approved by UL.
SMAlux A21 Smart LED Light Bulb UL Listed
What’s more, the SMAlux has its own Quality Check Department to best serve every business partner.
No one can offer an A21 smart LED light bulb cheaper than a direct factory, isn’t it?
SMAlux is the one who has its own mass production factory with 600m² central laboratory and 7-floor 14,000 m² lighting house.
You can have a look at its product line with the following video:
By the way, SMAlux can offer smart light control service for those who want to upgrade their whole home lighting to smart control one as well.
Chapter 5: How to install A21 smart light bulb (Wi-Fi and Bluetooth)?
1. How to connect SMAlux A21 Wi-Fi smart light bulb to phone?
- Correctly screw the bulb to the socket and turn on the lights.
- Turn on Wi-Fi on your IOS/Android phone. (IOS 8.0 and up, Android 4.1 and up).
- Download the SMAlux app.
You can scan the code above or search “SMAlux” in the Google Play or App Store to download.
- Register a SMAlux account
Choose the country where the SMAlux A21 light bulb locates and input your email or phone number to register.
You will receive a verification code if you registered with your phone number.
- Connecting SMAlux Wi-Fi smart light bulb to Wi-Fi
Login in your SMAlux account, press “+” on the upper right corner to add devices and choose “Lighting Devices” in the device type menu.
Power on the SMAlux A21 LED Wi-Fi smart light bulb, and confirm the light blinks rapidly.
Type in your Wi-Fi password and “Confirm” to “Successfully Added 1 Device” screen.
- Modify the SMAlux Wi-Fi smart light bulb name
You can directly change the name in the “Successfully Added” screen by clicking the “Blue Pen” icon or enter into the control screen and tape the “…” to change the name, like Bedroom Light.
- Now you can control the SMAlux A21 Wi-Fi smart light bulb on your IOS/Android smart devices without distance restrictions only if the bulb is Wi-Fi access and your IOS/Android smart device is internet available, even with 3G/4G internet.
2. How to connect SMAlux A21 Bluetooth LED smart light bulb to phone?
- Prepare an IOS/Android smart device and SMAlux A21 Bluetooth LED smart light bulb, screw the SMAlux A21 Bluetooth smart LED light bulb to the light fixture you want and turn on the lights.
- Install the Mesh Lamp app
You can scan the QR code to download the free Mesh Lamp app.
App Store Google Play
You can also search “Mesh Lamp” in the Google Play or App Store to download the operation app.
IOS smart devices: App Store (IOS 9.0 or above).
Android smart devices: Google Play (Android 4.4 or above).
- Open the app, “Allow” Mesh Lamp to use data and tap “OK” to make data available to nearby Bluetooth devices even when you’re not using the app.
- Connecting the SMAlux Bluetooth smart light bulb to your phone
Tap the icon on the upper left corner to “Settings” screen, click “Current Home” and add new room in the “Home List” with “+” on the upper right corner.
When adding a new room successfully, go to the “Add Device” screen.
Click the yellow button, then the app will automatically search for the SMAlux A21 Bluetooth LED smart light bulb nearby.
After searching, all the available devices will show in the list so that you can choose the one you want to connect.
3. How to connect SMAlux Wi-Fi smart light bulb to Google Assistant?
3.1 Prepare an IOS/Android smart device and a Google assistant. Install the SMAlux A21 Wi-Fi LED smart light bulb to the socket and power on.
3.2 Set up Smart Life app
- Download Smart Life app
You can scan the following QR code to download the app.
In addition, you can search “Smart Life” in the App Store/Google Play to download the free app.
Note: Smart Life app requires Android 5.0+ phone or IOS 10.0+ devices.
- Register and login in Smart Life app
Tap the Smart Life icon to open the app, “Allow” Smart Life to access to your location and data.
Filling the country and register with your mobile phone number or email address, then you will receive a verification code.
Type the code in the screen and set password to finish the registration.
- Add home
Login in your Smart Life account, tap the “Add Home” button, type your home name and allow the app to get your location.
Then select a room you want to install the SMAlux A21 color tunable Wi-Fi smart LED light bulb.
Of course, you can create a room and name it as well.
Tap the “Done” button and will appear a pop-up written as “Home added successfully”.
- Add device
Tap the central button to add device, click “All” on the upper right corner and press “Lighting Devices” in the “All” menu.
Turn on the SMAlux A21 Wi-Fi smart LED dimmable light bulb and make sure the bulb is blinking quickly.
Type in your Wi-Fi password and confirm. When the bulb stops flashing indicates the connection is processing.
When the App screen shows 100% connection, then it means the SMAlux A21 Wi-Fi LED smart light bulb has been connected to the Wi-Fi successfully.
3.3 Set up Google Assistant
- Install Google Home
Search “Google Home” in your App Store or Google Play, download and install the free app.
- Register and sign in Google Home
Open the Google Home app and tap the bottom button to “GET STARTED”.
Register a Google account, and filling with your personal information (gender and birthday) and set a user name as email.
Set a password and go “Next”, you can add your phone number for future password resetting or just skip it.
Agree with the “Privacy and Terms” to complete the Google Home registration.
- Add SMAlux A21 Wi-Fi smart LED light bulb in Google Home
In the home page, tap “+” to add new devices, click “Set up device” in the “Add” page and choose the button “Have something already set up”.
Find “Smart Life” om the “Add devoces” page or directly search for it, and then sign in with your Smart Life account to enable Google Home to get the devices already added in the Smart Life app.
- Add Google Assistant in Google Home app
Open the Google Home app and power on your Google Assistant, also click “+” to add new devices. Tap “Set up new devices” button to continue.
Choose a room, turn on Wi-Fi, turn on Bluetooth, and finally the Google Home will looking for the available smart devices nearby.
Now your Google assistant will be found, click “YES “to complete the connection.
There will be a sound test after the connection, and set a unique name for your Google Assistant, go “Next” to choose a Wi-Fi and input password to finish the connection.
3.4 Voice control via Google Assistant
Now you can control your SMAlux Wi-Fi smart light bulb via Google Assistant. Take bedroom light as an example:
- Ok Google, turn on/off bedroom light.
- Ok Google, set bedroom light to 80 percent.
- Ok Google, brighten bedroom light.
- Ok Google, set bedroom light to green.
4. How to connect SMAlux Wi-Fi smart light bulb to Amazon Alexa
4.1 Set up SMAlux app (refer to above instruction of point 1).
4.2 Set up Amazon Echo
- Download Amazon Alexa app
Search “Alexa App” in the App Store or Google Home to download the free app.
Web set is available as well, as for Amazon Alexa app is only accessible in USA and Canada:
- Register and sign in Alexa app
Open the Amazon Alexa app on phone, sign in with a valid Amazon account.
Or register a new account by filling all the basic information on your app screen.
- Add SMAlux A21 smart Wi-Fi light LED bulb in Alexa app
Press “…” on the upper left corner, tap “Settings”, and then choose “ Set up a new device”.
Choose your Echo model, set language, and “Connect to Wi-Fi”.
Long press the dot button on the top of your Echo device until the orange light shows up, then tap “Continue”.
“Allow” the IOS/Android smart phone connect to Echo’s hotspot automatically.
When your phone is connected to Echo, tap “Continue”.
When Echo is successfully connected to Wi-Fi, it will show in your Echo setup page.
Choose an available Wi-Fi for connection.
Then there will be a page shows your Echo successfully connected to Wi-Fi, and will play a short introduction video of Echo.
- Connect SMAlux account to Echo
Tap “…” icon, select “Skills” and then search “SMAlux”. Click “SMAlux” and press “Enable” to enable the Smart Life Skill.
Sign in with your SMAlux account to complete the connection.
4.3 Control SMAlux A21 Wi-Fi smart light LED bulb by voice commands
Now you can voice control the SMAlux Wi-Fi smart light bulb with voice.
Here are the some examples of commands. (E.g. bedroom light).
- Alexa, turn on/off bedroom light.
- Alexa, set bedroom light to 80percent.
- Alexa, brighten/increase bedroom light.
- Alexa, dim/decrease bedroom light.
5. How to connect SMAlux A21 Bluetooth smart light LED bulb to Amazon Echo?
5.1 Set up Amazon Alexa app. (Refer to 4.2).
5.2 Plug a hub to your router.
5.3 Add SMAlux A21 Bluetooth smart light bulb in Echo devices.
Tap the hamburger menu on the top left corner, select “Settings”, then tap device you want to voice control the bulb.
Tap “Bluetooth” and choose “Pair a New Device” to searching available devices automatically.
Tap the searched one to pair and change the name to an easy recognized one, like “Bedroom Light” and finish the connection.
Voice control via Amazon Echo
You can use voice to control the SMAlux A21 Bluetooth smart light bulb now, here are some commands for example:
- Alexa, turn on/off bedroom light.
- Alexa, set bedroom light to 50 percent.
- Alexa, brighten/increase bedroom light.
- Alexa, dim/decrease bedroom light.
6. How to connect SMAlux A21 Bluetooth smart light LED bulb to Google Assistant
6.1 Install Google Home (Refer to 3.3).
6.2 Plug a hub to your router.
6.3 Add SMAlux A21 Bluetooth smart light bulb in Google Home.
Well screw the SMAlux A21 Bluetooth smart light bulb and plug in the hub, then power on.
In the “Setting” page, click the smart device Google Assistant you have added in the Google Home.
Tap “Adding” to add devices in the menu and it will search for the available bulbs nearby.
Tap the found bulbs and complete the setup.
Change the bulb name to an easy recognized one, like “Bedroom Light”.
6.4 Voice control via Google Assistant
Now you can control the SMAlux A21 Bluetooth smart light LED bulb with your voice, below are some examples of voice command:
- Ok Google, turn on/off bedroom light.
- Ok Google, set bedroom light to 80 percent.
- Ok Google, brighten bedroom light.
- Ok Google, dim bedroom light.
- Ok Google, set bedroom light to green.
Chapter 6: Frequently Asked Questions and Answers
Question 1: Can a smartphone control more than one SMAlux A21 smart light LED bulb?
Answer: YES, SMAlux A21 smart light led bulb to allow you to control two or more together.
You can set a group on SMAlux or Mesh Lamp app, and assign as many SMAlux A21 smart light LED bulbs as you like to control in one command.
Question 2: Does SMAlux A21 smart light LED bulb require an extra hub to work?
Answer: SMAlux A21 Wi-Fi smart light LED bulb can work with the third voice control devices directly, without an extra hub.
However, SMAlux A21 Bluetooth smart light LED bulb requires an extra hub, bridge or router, as for the information cannot be recognized by the third voice control devices.
Question 3: How do I reset the Wi-Fi connection of my SMAlux A21 smart light LED bulb?
Answer: SMAlux A21 Wi-Fi smart light LED bulb has a distinctive performance in resetting.
Turn on and turn off your SMAlux A21 Wi-Fi smart LED light bulb quickly and then it will shining rapidly.
Question 4: What should I do if the A21 Wi-Fi smart light LED bulb failed the connection to the app?
Answer: Check whether your A21 Wi-Fi smart LED light bulb is well powered on.
Check your A21 Wi-Fi smart light LED bulb is an initial status of flickering rapidly, if not, turn on and turn off the bulb for 5 times back to back.
Check your Wi-Fi network is stable.
Check your IOS/Android smartphone already update to the latest version.
Check your SMAlux app upgrade to the latest version.
When all above well checked, then you can turn on your SMAlux A21 Wi-Fi smart LED light bulb to reconnect it.
Question 5: Can I share the control of SMAlux A21 smart light LED bulb with others?
Answer: YES, but this is only available for SMAlux A21 Wi-Fi smart LED light bulb.
As for the Bluetooth is a one-to-one communication while Wi-Fi is many-to-many communication.
And there is a share button on your operating page on SMAlux app.
You can even decide which bulb you want to share the control.
Question 6: Can I use a SMAlux A21 smart light LED bulb with a dimmable light switch?
Answer: YES, SMAlux A21 smart LED light bulb already take this into consideration for you.
Set your dimmable switch to 100% and then you can also enjoy the fun of SMAlux A21 smart LED light bulb.