MK 10A 2 way White Double Light Switch. For your safety, electrical products must be installed in accordance with local building regulations. If in any doubt, or where required by the law, consult a competent person who is registered with an electrical self-certification scheme.. Raised screwless profile light switch with plastic gloss white finish. gang internal switch, ideal for controlling circuit. 2 way switches make it possible to control the same light from 2 locations. Light switch by MK.