Dimmable Bulb Only: This smart dimmer switch only supports dimmable LED and incandescent bulbs. Please confirm your bulb's specifications before ordering. App Remote Control: Remotely control lighting in your home using the Smart Life app from anywhere at any time. No hub required. Voice Control: This Wi-Fi dimmer switch is compatible with Alexa and Google Assistant, allowing convenient voice control of lights. Timing Function: Create schedules to automatically turn lights on or off at specific times with preset brightness levels. Ideal for setting mood lighting for daily activities, bedtime, TV time, sunrise, or sunset. Stepless Dimming: Adjust light intensity to any desired level using the switch, Smart Life app, or voice commands. The switch remembers the last brightness setting and restores it upon power-on. Group Control: Set up multiple dimmer switches into a group within the app to turn lights on or off simultaneously with one tap. Rating: V0 Rated Voltage: 100-240V 50/60Hz Rated Current: 10A Physical Two-way Control: Supported Wi-Fi Standard: IEEE 802.11 b/g/n 2.4 GHz only Operation Humidity: 90% Operation Temperature: -10C to 40C App: TuyaSmart / Smart Life Voice Control: Compatible with Alexa and Google Assistant Max Power: 1 Gang: LED/INC 150W Color: White Material: ABS Size: 39.2 x 39.2 x 18 mm Package Contents: 1 x Wi-Fi Smart Dimmer Switch Note: Light reflection and differences in display screens may cause slight variations between the color shown in the image and the actual product. Measurement allows an error of +/- 1-3 cm.