Schneider Electric Merten inserts MTN3154-0000 is a push button insert.Its matching mounting box can be recessed into the surface of the wall with flush type. Its fixing mode is by screws and claws.The push-button is made of metal, plastic, making it as resistant as possible.This push-button is SVHC (substances of very high concern) free too.Besides it is halogen free halogen free, which is good for your health.This is a 1-way push-button and the control type of this push-button is rocker.In addition, the rated operational voltage of this device is 250V. And its rated current is 10.The IP rating of this device is IP20.What’s more, this device is qualified as a green premium product, with minimal use of hazardous substances.And it is mercury free.