Condition: New Power supply: AC 220V Working Voltage: 220V Delay Time: about 50S Load Type: Control energy-saving lamps under 40W,incandescent under 100W Size: 86*86mm Color: White_x000D_ Installation: Shut off the power, load must not short-circuit Ideal Light Switch for use around bathroom, hallways, staircases and porches. With two-wire channel, easy to install. High quality Energy Saving Auto Switch Controlled by Light and Sound Light on automatically when sound is detected in the dark, when in daytime or under strong light, circuit in the off state and the light does not turn on. Light can be set to stay on 50s after detected the sound. Finding the light switch in the dark house is difficult,but if you have this intelligent sound control switch, you just make some sound such as footsteps and claps and the light will turn on itself automatically,also,it has a red signal light,Convenient for you to find it.Moreover, it will turn off some time later if there is no sound that can save you lots of electricity! Package Included: 1pc x Voice Control Light Sensor Lamp Switch _x000D_ _x000D_ _x000D_