Lepro B3 AI Smart Light Bulbs – 1500LM 100W Equivalent A21 Bulb, WiFi & Bluetooth RGBWW Color Changing, Works with Alexa & Google Assistant, AI Voice Control by App, Music Sync, 2.4GHz Only (4 Pack)

Price: $49.99
(as of Dec 10, 2025 02:11:47 UTC – Details)

Product description

1 AI Voice Control

2 AI Music Sync

3 Color DIY

4 Download Lepro APP

1 Alexa Voice Control

2 Schedule ON/OFF

3 Group Control

4 Remote Control

1 RGB Color Changing

2 Dimmable Brightness

3 Tunable White

4 Energy Efficient

5 1500LM High Brightness

1 FAQ-1

2 FAQ-2

3 How to Connect Alexa

Lepro AI Bulbs for Home

Bulb Size

A19 E26

Bulb Size

A19 E26

Bulb Size

A21 E26

Brightness

800 lumen

Brightness

1100 lumen

Brightness

1500 lumen

Wattage

8.5W

Wattage

10W

Wattage

12W

Product Dimensions ‏ : ‎ 2.75 x 2.75 x 5.27 inches; 9.12 ounces
Item model number ‏ : ‎ B3
Date First Available ‏ : ‎ October 13, 2025
Manufacturer ‏ : ‎ Lepro
ASIN ‏ : ‎ B0FKGTTVWY
Customer Reviews: 4.5 4.5 out of 5 stars (34) var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });

Lepro LightGPM 4 – Personalized AI Lighting Designer: No more generic lighting! Just tell LightGPM 4 what you love, and it never forgets your favorite colors and effects. The more you use it, the more the lighting design suits your preferences, make it your personalized AI lighting designer!
Upgraded Voice Control – Easy to use: No manual setup or preset scrolling, just tell the Lepro app what you want: ignite holiday vibes, elevate parties, or mirror your favorite movie and game themes—and get perfect lighting in seconds.
Higher Brightness: With 1500+ lumens (120V), the B3 smart bulb brightly illuminates large spaces. Enjoy high brightness (100W equivalent) and vibrant colors (CRI 90+) while reducing energy costs.
Hands-Free Voice Control: Compatible with Amazon Alexa (including Alexa Echo, Echo Dot, and more) and Google Assistant via WiFi, allows you to control your Wi-fi smart light bulb with simple voice commands. No Hub is required, need to connect to the Lepro app via 2.4Ghz Wi-Fi first.
Take a Photo, Get the Vibe: Not sure how to describe the lighting design you want? LightGPM recognizes images. Snap a picture of your room for a lighting design that’s perfect for the space, or upload a favorite movie poster or game character to instantly theme your space.
LightBeats Music Sync: With LightBeats algorithms, the dynamic lighting of the B3 color changing light bulb can intelligently sync seamlessly with the music rhythms. Transform any space into an energetic and mesmerizing musical journey, perfect for parties or dancing with friends.
Millions of Color Options: Choose from 16 million colors and 1-100% dimmable brightness (1500 lumens). Features tunable white light (2700K-6500K) for reading or relaxation.
Personalized Scheduling: Set timers/routines effortlessly. Includes dedicated wake-up and sleep modes: simulate sunrise/sunset by gradually adjusting brightness, supporting natural sleep cycles.
Group Control & Family Share: Own more than one Lepro smart product? Create a group to simultaneously control multiple smart bulbs from anywhere with stable 2.4GHz Wi-Fi. You can also control these color-changing light bulbs with your family for added fun.