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UCB BR18-SH4Q Color Changing Smart Light Bulbs: Works with Alexa only for voice control

(236 ratings)
Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Thumbnail Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Thumbnail Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Thumbnail Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Thumbnail Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Thumbnail Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Thumbnail Color Changing Smart Light Bulbs — Smart Light Bulb, UCB
Thumbnail Color Changing Smart Light Bulbs — Smart Light Bulb, UCB

These smart bulbs are perfect for anyone who wants to add vibrant lighting to their home without complicated setup. Whether you're setting the mood for a movie night, creating dynamic lighting for a party, or simply adjusting your reading lamp, these bulbs offer flexibility and ease.

While many smart bulbs focus on basic automation, these bring a creative twist. They're not just for turning lights on and off—they're a tool for personal expression. The music sync feature lets your lights dance to your favorite tunes, and the DIY flash modes can make game nights or celebrations more immersive. You'll notice the smooth color transitions when switching from warm white to cool daylight, with no flicker to disrupt your video calls or reading sessions.

Control everything through Alexa voice commands or the BRmesh app. Set schedules to make your home look occupied when you're away, or adjust brightness and colors from your phone. With 16 million colors and no WiFi required, these bulbs provide reliable, colorful lighting that adapts to your daily life.

Features
  • 16 million RGB colors and adjustable color temperature
  • Music sync and DIY flash/fade modes
  • No WiFi required, uses Bluetooth and BRmesh app
  • Flicker-free for live streaming and video shooting
  • 2-year warranty with 24/7 customer support
  • Works with Alexa only for voice control

General specs

  • Brand: UCB
  • Model: BR18-SH4Q
  • Seller: Retailer
  • ID: B0D1XQHBD7
  • Voltage: 120
  • Wattage: 12
  • Dimmable: Yes
  • Base Type: E26
  • Brightness: 1300
  • Bulb Shape: A19
  • Light Color: Cool White, Daylight White, Soft White, Warm White, White, RGBWW
  • Connectivity: Bluetooth
  • Indoor/Outdoor: Indoor
  • OS Compatibility: Android, iOS
  • Color Temperature Range: 2700, 6000
  • Incandescent Equivalent: 130
  • Smart Home Compatibility: Amazon Alexa
  • Color Rendering Index (CRI): 90
  • First listed by seller: February 2, 2026

If you are interested in more details, you can find full information on the seller's page.

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Shipping options

Delivery to USUnited States
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Color
Rating
(236)
(985)
(1023)
(721)
(360)
(261)
Price €22.76 €39.39 €43.77 €33.55 €19.25 €46.40
Seller Retailer Retailer Retailer Retailer Retailer Retailer
Update Jun 19, 2026 May 18, 2026 Jun 24, 2026 May 29, 2026 Jun 24, 2026 May 18, 2026
Voltage 120 120 120
Wattage 12 12 8.8 9 60
Dimmable Yes Yes Yes Yes Yes Yes
Base Type E26 E26 E26 E26 E26
Brightness 1300 1000 1300 800 800 800
Bulb Shape A19 A19 A19 A19 A19 A19
Light Color Cool White, Daylight White, Soft White, Warm White, White, RGBWW Multicolor, RGBW Tunable White Multicolor, Tunable White RGB, Tunable White Cool White, Soft White, Multicolor
Connectivity Bluetooth Wi-Fi Bluetooth Wi-Fi Bluetooth, Wi-Fi Wi-Fi, Bluetooth
Indoor/Outdoor Indoor Indoor Indoor Indoor Indoor
OS Compatibility Android, iOS Android, iOS Android, iOS Android, iOS Android, iOS
Color Temperature Range 2700, 6000 2500, 9000 2700, 6000 2700, 6500
Incandescent Equivalent 130 130 60 60
Smart Home Compatibility Amazon Alexa Amazon Alexa, Google Assistant Amazon Alexa Amazon Alexa, Google Assistant Amazon Alexa, Google Assistant
Color Rendering Index (CRI) 90 90 90
Color Changing Smart Light Bulbs — Smart Light Bulb, UCB

UCB BR18-SH4Q Multi Works with Alexa only for voice control

€22.76
Partner offer temporarily unavailable

When this device makes sense

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Matter smart lighting

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Dimming compatibility

Dimming compatibility

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Switch or Bulb

Switch or Bulb

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Product confidence

Reviews

4.2
(236 ratings)

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