Switch double bill used in areas where the surface is used method of wiring. It is a two consumer power. Made of high-quality high-impact plastic. Resistant to solvents, possible use of detergents to remove impurities. Not subject to combustion. over time, the material does not yellow. Clamps, screws, clips, firmly planted in the dielectric block and are not displaced under mechanical loads, vibration, heat. The maximum permissible nominal voltage of 250 V with a frequency of 50 Hz. Durable, designed for 40,000 cycles guaranteed. Has a degree of protection IP 22. Very easy to install, requires no additional equipment. Environmentally friendly, do not require additional conditions of recycling, it does not contain harmful substances. Installation is pre-de-energized object, observing all safety rules.