Smart touch switch (Two-Gang, L&N, 10A). Remote control: two-way communication, users can see the status of the lights via smart phone. Lingkage control: it can be linked with light sensor toturn lights on/off to save energy or protect children'eye. Scene control: users can set "Leave Home" scene to realize that all lights off just one click on the cell phone. Timing control: users can set the fixed time to realize that lights on/off at specific time. 110-240V, 50/60HZ, L&N type, Standby power consumption <= 0.3W, Max resistive load (total): 2000W (incandescent lamp, halogen lamp), Max inductance load/Capacitive load (Max inductance load/Capacitive load (total): 1500W (energy-saving lamp, fluorescent lamp, LED lamp). Dimensions: 86.8x87.2mm. Weight: 200g toughed glass (NW).