Features 【Function】Timer switch allows you to switch on/off the electrical appliances at a pre-set time, and can back up the memory in case of power failure. 【Precision】Timer switch adopts industrial grade chip, strong anti-interference, high precision, only about 2 seconds time error. 【Programmes】There are 16 kinds of repeat procedures for switch settings, 18 times pulse procedures and manual switch settings. 【Preset】Preset one week in advance with daily and programme, the time switch automatically corrects the time error of +/- 30 seconds every week. 【Application】Programmable time relays are widely used for street lights, neon (signs), lamps, water heaters, and broadcasting equipment, etc. with 7 days programmable time control. Specification: Delay range: each week or day according to the set program cycle, 1 minute ~168 hours Working voltage: AC220V/50Hz Working temperature: - 20℃~ 60℃ Switch capacity: 16A Programmable number: 8 switches/day Consumption power consumption:≤5W Timing error:≤2 seconds per day Installation: guide rail Size: 86*36*65mm/3.4*1.4*2.6in Weight: Approx.136g/4.8oz Package list: 1 x THC15A Timer Switch Package List