Schneider Electric Merten MTN5151-0000 is a mechanisminsert with MOSFET. Its fixing mode is by screws and claws. Its matching mounting box can be recessed into the surface of the wall with flush type. The insert with MOSFET is made of metal, plastic, making it as resistant as possible. And the control type of this insert with MOSFET is infrared and button, movement sensor, radio and button, timer. In addition, the rated operational voltage of this device is 230V. And the switching current is no more than 1.8 A. And it is mercury free