CMK-S041 is one gang touch switch. It can be an on/off switch or dimmer switch depends on the circuit module you choose.Touch on/off switches with fantastic designs, absolutely new high-tech products.Just touch switch plate to control lights on/off.Specification of touch on/off switch Rated voltage: 220V/50-60Hz Rated power: 500W/gang Loading type: all kinds of loads Static current: ≤0.05mATouch dimmer switches, you can keep touching without move, and then the light will dim or brighten the lamp gradually. The appearance is the same as touch on/off switch with both touch on/off and dimmer function.Specification of touch dimmer switch: Rated voltage: 110V-220V/50-60Hz Rated power: 500W/gang Loading type: incandescent lamp onlyThe installation is as simple as mechanical switch. Only connecting live wire is OK.Suitable back box: square, roundPacking: 60pcs/ctn