Eltako Wireless 8-way remote control with 2 double rockers, without battery or wire FF8-al/anso

Wireless 8-way remote control 185 x 50 mm, 17 mm high. Generates the power for wireless telegrams itself when the button is pressed, therefore there is no battery. With wall holder WHF-al and 2 stainless-steel countersunk screws 2.9 x 25 mm and plugs 5 x 25 mm.