[APP Remote Control] Download the Smart Life/Tuya Smart app on your phone or tablet to control the dimmer module anytime, anywhere. [Hands-Free Voice Control] Compatible with Alexa Echo, Home, and other voice assistants; use simple voice commands to control the module. [Family Share Function] Share control of the switch with family members with limited access rights and create a smart home experience together. [Linkage Function] Can be linked with other switch modules, sensors, and appliances in your home to create various scenes such as sleep mode, work mode, dinner mode, and home arrival mode. [Timer, Schedule & Countdown Function] Set schedules based on personal preferences, and use timer and countdown functions to customize and simplify your daily routine. [Group Control Function] Multiple dimmer switches in different rooms can be grouped for synchronized control. [Easy to Install] Compact dimmer switch module fits easily into standard switch boxes or lamp housings. Product Type: 1CH Wi-Fi Dimmer Module Rated Voltage: 100–240V 50/60Hz Operating Frequency: 2.412GHz–2.484GHz Protocol: Wi-Fi IEEE 802.11b/g/n Dimensions: 42 x 42 x 21mm Color: As shown Material: Plastic Package Contents: 1 x Mini Dimmer Switch Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1–3 cm.