Legrand MicroRex W31, analog weekly timer with synchronous motor (mains-synchronous accuracy) for distribution board installation, 1 channel, operating voltage 230 V 50 Hz, with manual switch: ON-automatic-OFF, with captive switching segments, pointer can be rotated forwards and backwards, making it very easy to set e.g. summer and winter time, cover can be sealed, shortest switching time: 4 hours. Switching output: 1 changeover contact.