DuoFern HomeTimer - battery-powered timer and central control The DuoFern HomeTimer is a wireless and battery-powered timer to control shutters. It is also used to centrally control DuoFern receivers and is presented in a wall switch format with an illuminated display. The HomeTimer can easily by screwed or glued on and does not require a flush-mounted box; it fits into all common switch ranges or can be used with the included frame. Numerous automatic functions, such as standard, weekly and daily programmes, or the astro function, which controls the devices on the basis of dusk and dawn, offer a wide range of automation options. Up to 20 devices can be controlled and configured individually or jointly, making the automation of shutters much easier. Functions / compatibility: - Alternative control option to HomePilot® - Number of directly connected DuoFern participants: max. 20 Technical information: - Battery (1 x CR2450), frame and mounting plate included - Transmission frequency: 43