4-channel radio button, pure white, glossy, for individual installation 84x84x16mm or installation in the E-Design65 switch system. Generates the energy for radio telegrams even when the button is pressed, therefore no connection cable and no standby loss. Smart home sensor. Laser-engraved double rocker switch for use at home - day/night, on the go and on vacation. The mounting plate can be screwed onto a flat surface or stuck to the wall, glass or furniture using the adhesive film provided. The sleeves in the box are used for screw fastening over a 55 mm switch box.