# Lepro B3 Smart B22 LED Bulb, 12W, 1521lm, RGB and Tunable White

Lepro B3 is a smart B22 LED bulb combining RGB colours with tunable white light for app-controlled everyday lighting and atmosphere. The listing claims Wi-Fi or Bluetooth app control, Alexa and Google Assistant support, music sync, dimming and AI-generated lighting effects. Customer feedback praises colour options but reports mixed experiences with connectivity and app functions.

- [Original product page](https://bargainpostbox.co.uk/product/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)
- [View offer](https://bargainpostbox.co.uk/visit/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: Lepro
- Model: B3
- Category: Home & Kitchen > Lighting
- Price: 12.73 GBP
- Previous price: 14.99 GBP
- Discount: 15%
- Price checked: 2026-11-12T19:14:08.014Z
- Rating: 4.4 / 5
- Reviews: 4691

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- RGB colour and adjustable white lighting from 2700K warm white to 5700K cool white are claimed in the feature description.
- The listing describes smooth dimming from 100% to 1%, plus app timers and schedules.
- Wi-Fi or Bluetooth app connection is claimed without a hub or bridge. Alexa and Google Assistant voice control are also listed.
- LightBeats music sync changes lighting in response to music, while the app's AI assistant can create effects from a requested mood.

## Pros

- Combines coloured lighting with a broad warm-to-cool white range for both ambience and general room lighting.
- App control, voice control, timers and schedules offer more control than a standard bulb.
- The stated maximum output of 1521 lumens is suited to buyers seeking a brighter smart bulb.

## Cons

- Customer feedback reports inconsistent connectivity, Alexa integration and app functionality, so smart control may not be dependable for every setup.

## Specifications

### Identity
- Brand: Lepro
- Model: B3
- Bulb type: LED
- Base: B22
- Shape: Globe\(G\)
### Light output and features
- Maximum light output: 1521 Lumens
- Colour temperature listed: 2700 Kelvin
- Colour: Rgb
- Special features: Dimmable, Energy Efficient, Eye-Friendly, Timer, Tunable
- Indoor or outdoor use: Indoor
### Power and electrical
- Power consumption: 12 Watts
- Power configuration: Corded Electric
- Voltage: 240 Volts \(AC\)
- Accepted voltage and frequency: 100 to 240 Volts and 50 Hertz
### Connectivity and controls
- Control methods listed: App, Voice
### Other details
- Specific uses: Decoration, Lamp, Party
- Energy efficiency label: E
- Items: 1
- Country of origin: China

## Before you buy

- The specifications do not align fully: the title says 1520lm and 12W, while the detailed listing gives 1521 Lumens and 12 Watts, and also lists 240 Volts \(AC\) alongside an accepted range of 100 to 240 Volts and 50 Hertz. The feature text claims white tuning from 2700K to 5700K, whereas the technical details list 2700 Kelvin. Confirm the selected listing's exact figures and compatibility before buying.

## A good fit for

- People wanting one B22 bulb for both colour effects and adjustable white lighting.
- Smart-home users interested in app or voice control, schedules, timers and music-reactive effects.
- Buyers replacing a bulb in an indoor B22 fitting who want a claimed output around 1521 lumens.

## Less suited to

- Anyone who needs consistently reliable app or Alexa connectivity, given the mixed customer reports.
- Outdoor use, as the listing specifies indoor use.

## Customer feedback

Customer feedback highlights enjoyment of the colour options and changing the light's opacity, while connectivity, reliability, value, Alexa integration and app functionality receive mixed reactions. For buyers choosing this bulb for RGB effects and adjustable white light, the reported colour appeal is relevant, but the conflicting experiences with connection and control matter if app or voice operation is essential. Aggregate ratings are mostly five-star, with a smaller one-star share, so they do not remove that practical uncertainty.
- Positive themes: Customers are reported to enjoy the colour options and changing the light's opacity.
- Positive themes: Some customers reportedly find the bulb enjoyable for children.
- Mixed feedback: Connectivity and Alexa integration are reported as inconsistent, with experiences ranging from working well to failing to connect.
- Mixed feedback: Feedback is mixed on reliability, value, power control and app functionality.

## Frequently asked questions

### What fitting does the Lepro B3 use?
The listing specifies a B22 base and an indoor LED bulb.
### Can it produce both coloured and white light?
Yes. The title and feature text describe RGB colours and tunable white. The feature text gives a white range of 2700K to 5700K, while the details separately list 2700 Kelvin, so confirm the specification on the selected listing.
### Does the bulb need a hub?
The feature listing says it connects to the Lepro app via Wi-Fi or Bluetooth without a hub or bridge.
### Can it be controlled by voice?
The listing claims Alexa and Google Assistant control. Customer feedback on connectivity and Alexa integration is mixed.

## Alternative options

- [Lepro Smart B22 LED Bulb, 1100lm 10W, RGB + Tunable White, AI Lighting \| 75W Equivalent, WiFi & Bluetooth, No Hub Required, Music Sync, Smart Timer, 1%-100% Dimming, Alexa & Google Home Compatible](https://bargainpostbox.co.uk/visit/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)
- [Lepro E27 Smart Bulb, 1520lm 12W, RGB + Tunable White, AI Lighting \| 100W Equivalent, WiFi & Bluetooth, No Hub Required, Music Sync, Smart Timer, 1%-100% Dimming, Alexa & Google Home Compatible](https://bargainpostbox.co.uk/visit/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)
- [B22 Colour Changing Light Bulb with Remote 12W A60 LED Light Bulbs 2 Pack \| 9 RGB Colors & 3CCT, Sleep Mode, Timer, 5 Dynamic Color Modes, for Floor Lamp, Ceiling Fans Lighting, Table Lamps, Pendant](https://bargainpostbox.co.uk/visit/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)
- [Lighting master Smart Bulb Compatible with Alexa Light Bulbs，12W Bayonet \| Colour Changing LED B22, 16 Million RGB Colours + 2700K-6000K Adjustable with APP Control, \(Echo Devices Required\) 4 Pack](https://bargainpostbox.co.uk/visit/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)
- [ILC B22 Colour Changing Light Bulbs 12W \(100W Equivalent\) Remote Control \| 1300LM 230V, RGB Colour LED Bayonet Light Bulb, Tunable White 2700K-6000K Dynamic Modes & DIY Strobe Mode \(1 Pack\)](https://bargainpostbox.co.uk/visit/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)
- [Enshine Bayonet Smart Bulb, B22 WiFi LED Bulb, 15W=100W, 1500LM, 1 Pack \| Compatible with Alexa Google Home; 2.4GHz WiFi Only; Colour Changing; 2700K-6500K; 1%-100% Dim; Remote Control; Music Sync](https://bargainpostbox.co.uk/visit/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)
- [DUSKTEC LED Light Bulb, Colour Changing B22 Bulb Bayonet with Remote \| 100 Watt Equivalent, 9 RGB Colors/Warm to Cool White, DIY/Timer/Sleep Mode, 12W 1300LM No Flicker Lightbulbs for Home](https://bargainpostbox.co.uk/visit/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)
- [Lepro Smart B22 LED Bulb, 1100lm 10W RGB + Tunable White, AI Lighting, 2pcs \| 75W Equivalent, WiFi & Bluetooth, No Hub Required, Music Sync, Smart Timer, 1%-100% Dimming, Alexa & Google Home Compatible](https://bargainpostbox.co.uk/visit/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)
- [Lepro N1 AI Smart Neon Rope Light 3M RGB+IC, Spotless, IP65 Neon Lightstrip \| Music Sync, Segmented DIY, App & Voice Control, Works with Alexa & Google Home, Controller & Power Plug Indoor Use Only](https://bargainpostbox.co.uk/visit/lepro-n1-3-ai-smart-neon-rope-light-3m)
- [Lepro S1 AI Smart LED Strip Light 15M RGB+IC, Music Sync, App/Voice Control \| Works with Alexa & Google Home, Segmented DIY, Rainbow Chasing, Multicoloured LED Lights for Bedroom, Gaming Room, Home Decor](https://bargainpostbox.co.uk/visit/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)
- [Lepro S2 AI Smart LED Strip Light 5M RGBWW+IC, App & Voice Control, 1200LM \| Warm to Cool White 2700-5700K, Works with Alexa & Google Home, Music Sync, Multicoloured Lightstrip for Bedroom, Room Decor](https://bargainpostbox.co.uk/visit/lepro-s2-5-ai-smart-led-strip-light)
- [Lepro EE1 AI Permanent Outdoor Lights, 30m Colour Changing Christmas Lights \| RGB+IC Eaves Soffit Lights, IP65 Waterproof Outdoor Holiday Lights, 100ft 60 LEDs, App Control, 2.4G WiFi, Works with Alexa](https://bargainpostbox.co.uk/visit/lepro-b3-smart-b22-led-bulb-rgb-tunable-white)

## Images

![Lepro B3 Smart B22 LED Bulb, 12W, 1521lm, RGB and Tunable White — 1](https://bargainpostbox.co.uk/i/7gyiNbfpiHVZxafSLhz16ApWzmPYDAcUTDtVimy3Km1P2WUrVjFgFeciM_Bw5xUtIewB_A4Nr5JVabtFYNfEhDvdLSGO_-NV9PgOqYTtd9e0_rfXywV7Kgjo.jpg)

![Lepro B3 Smart B22 LED Bulb, 12W, 1521lm, RGB and Tunable White — 2](https://bargainpostbox.co.uk/i/64SHpVFYVyOwfCaaoz9ffCuoBiF7FUSjZqGNMMHJy8Z1tIExxIRWhFVG3RULlcCDyV-6t1p0vLop69PTZM2yDqImiSGUB34izJGdsUpJbfq8Gn0gfWTgsgZG.jpg)

![Lepro B3 Smart B22 LED Bulb, 12W, 1521lm, RGB and Tunable White — 3](https://bargainpostbox.co.uk/i/oI8shg3E4l4wIHf-QkQXtuBYNPN6erbGzV93uzz2M5U_Gu_jpVX6ro7-at4uXEaoNGDmrsnS9WrVMzUNdFz6R-8CFD5OYsFFhwV1dCuqJ2ofnI96u3-dR2I9.jpg)

![Lepro B3 Smart B22 LED Bulb, 12W, 1521lm, RGB and Tunable White — 4](https://bargainpostbox.co.uk/i/SIA9sO0eSENYE9ogBytrI7APfby8JfW0Vj2tIfGiFHTv5m4CIohDK0P_XZQvcmtZbJo35pXOVZAeLzJb5TQQCmgxIWzU1QqvWVRYIUPcmzb2CUcTFhlw6rZ1.jpg)

![Lepro B3 Smart B22 LED Bulb, 12W, 1521lm, RGB and Tunable White — 5](https://bargainpostbox.co.uk/i/ZGNDS_VvTUJswiMu71UCpAEE8qsFN7jf84PAY7YuMXupGdvVcZD8xDBAB33mDE4_absRx20Sokav6W_HO8lYJG5RnN7-Jc1L83yiHXXKZaHymzvAKklOmzk7.jpg)

![Lepro B3 Smart B22 LED Bulb, 12W, 1521lm, RGB and Tunable White — 6](https://bargainpostbox.co.uk/i/svBoWWj0x3T0sqmfI7VbQtefpRnzcJVmFf82_qFASdggrrDLv5ID62ONzhGKzKL_qI4_6uRbBsNI-m9vnMw6SZ7uXGWiqHTjFtagpV0sRBUq04y-4CpAi9cA.jpg)

![Lepro B3 Smart B22 LED Bulb, 12W, 1521lm, RGB and Tunable White — 7](https://bargainpostbox.co.uk/i/SX9JFd0vSx1zqB5HLYd-7vKAcN1q5CVRKBEcY8K2ASmBYp16OzXAIQjTIm8JN1AKdrZWBvNkjl9DKVuN3uc0KmoH2-Nxkb-lcfxFZRqwd8vqZdzCxkJYTLEW.jpg)