Universal use for the space-saving wall mounting of battery-powered devices in 55er format (e.g. HomeMatic IP wall thermostat or Homematic IP wall switch) The slim Homematic IP interchangeable frame is part of the Homematic IP Smart Home System and allows for space-saving wall mounting of battery-powered 55er-frame units. HomeMatic IP wall thermostats or wall switches can even be placed in narrow niches with the slim wall mount. The practical bracket can be fixed to the wall with screws or double-sided adhesive tape. The required mounting material is supplied. In addition to Homematic IP devices, also battery-powered devices in the 55er format from Homematic, MAX. And Co. into the removable frame.