Description:  250V Wall Mount Voice Light Sensor Switch Sound & Light Controlled Delay Switch.  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.    Features:  1.High quality Energy Saving Auto Switch Controlled by Light and Sound.  2.Ideal Light Switch for use around bathroom,hallways, staircases and porches.  3.Easy to install.    Specification:  1.Working Voltage: AC100—250V(50Hz/60Hz);  2.Light Sensitivity:5LUX±2LUX;  3.Sensitivity: 50db;  4.Delay Time: 20-30S;  5.Load Type:Control energy-saving lamps under 80W,incandescent under 100W,LED light under 30W;  6.Size: 86*86*30mm;  7.Installation:Shut off the power,load must not short-circuit;    Package includes:  1 x Light sensor Switch;  2 x Screws