Features: _x000D_ It is widely used in 7 days programmable control of streetlight, neon light (sign), lamp, water heater, air conditioner, billboard, electric cooker, booster, sprayer, bottler, preheater, agriculture facilities and broadcasting equipment etc. _x000D_ Din rail installation _x000D_ Advanced pre-setting one week before _x000D_ Digital electronics general purpose time switch with daily and programs _x000D_ Repeat programs with 16 on/off settings, 18 times pulse programs,and setting on/off manually _x000D_ Built-in battery for backup the memory when power failure _x000D_ Auto time error correction +/- 30 sec, weekly _x000D_ Built-in 1.2v /40mA rechargeable battery, high precision, industrial-grade chip, strong anti-interference. _x000D_ _x000D_ _x000D_ Specification:_x000D_ _x000D_ Delay range: each week or day according to the set program cycle, 1 minute ~168 hours _x000D_ Working voltage: AC220V/50Hz _x000D_ Working temperature: - 20~ 60 _x000D_ Switch capacity: 20A _x000D_ Programmable number: 8 switches/day _x000D_ Consumption power consumption:5W _x000D_ Timing error:2 seconds per day _x000D_ Installation: guide rail _x000D_ Battery cell: rechargeable battery _x000D_ Size: 86*36*65mm/3.4*1.4*2.6in _x000D_ Weight: Approx.136g/4.8oz _x000D_ _x000D_ Package list: _x000D_ 1 x THC15A Timer Switch _x000D_ _x000D_ Note:_x000D_ _x000D_ Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.