MEDIOPT care. Room signal light standard with 2-way door plate: red, green, signaling of calls in accordance with DIN0834, for connection to room module (Art. 735000, 735020 or 735030), supply voltage room signal light: 24 VDC, current consumption: max. 120 mA, dimensions room signal light: 150x116x40 mm (WxHxD), mounting door plate: surface-mounted, please order plate insert (Art. 733670) separately!