This is a single flat matt black light switch from G&H Brassware.
It is a single 10 amp two way light switch. The rocker switch is black plastic and is fixed to a flat matt black switch plate. The plate is made of metal with a matt black powder coated finish. It is also lacquered for extra protection from wear and tear.
Please don't forget, you will need a 25mm back box to fit this plate.