HS(M)2/4 - 2 buttons (blue) - standard housing

Coding only via transmitting from "old to new", therefore the old one has still to be functioning.

Comment:  a 4-channel transmitter will be delivered but same size
Size (mm):  38 x 110 x 15
Manufacturer:  Hörmann
Buttons:  2 channels
incl. Battery:  12 V
Frequency:  868 Mhz
Modell:  HS(M)2/4
Coding:  without coding switch
case:  dark gray - Tasten: light blue