The Yeelight Smart Dimmer wireless controller connects via Bluetooth to compatible Yeelight lights and lets you control brightness, color temperature and color. Press to turn the light on or off, and rotate to adjust brightness. Press and rotate to change the color temperature, double-press to switch between day and night modes, and press and hold to change the color.

It can be mounted without wiring using Velcro adhesive and installed wherever it is convenient to operate. To pair it with Yeelight lights, press and hold for 3 seconds. Battery standby time is up to 3 years.

• Connectivity: Bluetooth 4.2
• Compatibility: Yeelight LED Ceiling Light, Galaxy series and Crystal Pendant Light fixtures
• Installation: Wireless mounting with Velcro adhesive
• Settings: Brightness, color temperature and color
• Dimensions: 86 × 86 × 25 mm
• Color: White
• Standby time: Up to 3 years
• Operating temperature: 10–40 °C
• Ambient humidity: 0%–85% RH