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: Control lighting remotely using the Smart Life app from anywhere at any time. No hub required. Voice Control: Compatible with Alexa and Google Assistant for hands-free voice control. Timing Function: Set schedules to automatically turn lights on or off at specific times with preset brightness levels. Ideal for creating ambiance for daily activities, bedtime, movie nights, sunrise, or sunset. Stepless Dimming: Adjust light intensity smoothly to any level using the switch, Smart Life app, or voice commands. Perfect for tasks like watching movies, reading, or applying makeup. The switch remembers the last setting and restores it after power cycles. Group Control: Create groups of multiple dimmer switches in the app to control several lights with a single tap. Flammability Rating: V0 Rated Voltage: 100-240V 50/60Hz Rated Current: 10A Physical Two-way Control: Yes WiFi Standard: IEEE 802.11 b/g/n 2.4GHz only Operating Humidity: ≤90% Operating Temperature: -10°C to 40°C App: TuyaSmart / Smart Life Voice Control Compatibility: Alexa, Google Home Max Power: 2 Gang: 100W per gang (LED/INC); 1 Gang: 150W (LED/INC) Color: White Material: ABS Size: 39.2 x 39.2 x 18mm Package Contents: 1 x WiFi Smart Dimmer Switch (switch only; other items not included) Note: Lighting and display differences may cause slight color variations between the image and actual item. Measurement may vary by ±1-3cm.