Wireless 6-channel button in E-Design55, 80x80mm outside, frame inner dimensions 55x55mm, 15mm high. Very quiet and with battery (service life 5-8 years). The wireless 6-channel button can send 6 evaluable button telegrams. It consists of an upper 4-channel button and a lower 2-channel button. The mounting plate can be screwed onto a flat surface or stuck to the wall, glass or furniture with the included adhesive film. The sleeves in the box are used for screw fastening over a 55 mm switch box.