1 / 3Amazon Basics Smart A19 Color-Changing LED Bulb, Alexa Only
Only: Amazon Basics Smart A19 is a color-changing LED bulb controlled through Alexa or the Alexa app over Wi-Fi, with dimming and 16 preset color selections. It uses 7.5 watts and is listed as a 60-watt incandescent equivalent, it is intended for buyers using Alexa rather than other voice assistants.
At a glance
- Choose from 16 preset colors and adjust brightness from 5% to 100% using the Alexa app or voice control.
- Can be grouped in the Alexa app for room-level control and scheduled through Alexa routines.
- The listing says no hub is required, setup uses the Alexa app and a 2.4 GHz Wi-Fi network.
Reference price: $14.99
Price checked: Nov 11, 2026
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Pros and cons
Pros
- Color selection and dimming are both supported, providing more lighting options than a fixed-color bulb.
- Alexa app control includes routines and the ability to adjust the bulb when away from home, according to the listing.
- Listed at 7.5 watts with 800 lumens of white brightness.
Cons
- Works only with Alexa, it is not compatible with Google Assistant or Apple HomeKit.
- Requires 2.4 GHz Wi-Fi and does not support 5 GHz networks.
Technical specifications
22 specifications| Brand | Amazon Basics |
|---|---|
| Model | 11aSB-A800ST-Q1-WGN_US&CA_1 pack |
| Bulb shape | a19 |
| Base | E26 |
| Light source | LED |
|---|---|
| Features | Color Changing, dimmable |
| Color | Multicolor |
| White brightness | 800 lumens |
| Incandescent equivalent | 60 watts |
| Power consumption | 7.5 watts |
| Color rendering index | 80 |
| Operating life listed | 22.8 years |
| Wireless connection listed | Wi-Fi |
|---|---|
| Control methods listed | Voice |
| Wi-Fi band and standard | 2.4 GHz only, 802.11 b/g/n |
| Voice assistant compatibility | Works with Alexa Only |
| Power configuration | Corded Electric |
|---|---|
| Voltage | 120 volts |
| Electrical input | 120-VAC, 60Hz |
| Weight listed | 1.76 ounces |
|---|---|
| Dimensions | 2.36"W x 4.21"H |
| Use location | Indoor |
What to know before buying
Listing details to confirm
The specifications list 800 lumens of white brightness, while the title and feature details emphasize color-changing operation, no separate brightness figure for colored output is given. Confirm the desired brightness and color behavior for your use. The listing also describes setup and control through Alexa, so plan on an Alexa account and app.
Who is it for?
A good fit for
- Alexa households wanting one color-changing, dimmable A19 bulb for an indoor fixture.
- Buyers who want app-based color selection, scheduling, and group control without a hub.
Less suited to
- Households that rely on Google Assistant, Apple HomeKit, or 5 GHz-only Wi-Fi.
- Buyers needing a confirmed brightness level for colored light or a specified color-temperature range.
Customer reviews on Amazon
- 5 stars
74% 74% - 4 stars
14% 14% - 3 stars
6% 6% - 2 stars
2% 2% - 1 star
4% 4%
Customer feedback highlights easy setup and appreciated color options, including changing both color and brightness. Reports about connectivity and brightness are mixed, and responsiveness is a notable concern, with some customers saying commands leave the bulb unresponsive. That makes reliable Alexa/Wi-Fi operation an important consideration: the listed 2.4 GHz, Alexa-only setup suits compatible homes, but the listing's compatibility claims do not establish consistent performance. The aggregate rating is 4.5 out of 5 from 20,088 ratings, ratings alone do not explain individual experiences.
Positive themes
- Customers are reported to appreciate the color options and ease of setup.
Negative themes
- Some customers report that the bulb becomes unresponsive after a command.
Mixed feedback
- Connectivity, brightness, and value receive mixed customer feedback.
Frequently asked questions
Does this bulb need a hub?
The product title says no hub is required. The listing describes setup through the Alexa app and a 2.4 GHz Wi-Fi network.
Which voice assistants work with it?
The listing says it works exclusively with Alexa and is not compatible with Google Assistant or Apple HomeKit.
Can I change the color and brightness?
Yes. The listing describes 16 preset color selections and brightness adjustment from 5% to 100% in the Alexa app.
Will it connect to a 5 GHz Wi-Fi network?
No. The stated network requirement is 2.4 GHz, 5 GHz networks are not supported.
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