Features The time relay 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. Repeat programs with 16 on/off settings, 18 times pulse programs,and setting on/off manually. Digital electronics purpose time switch with daily and programs This delay time relay adopts din rail installation Advanced pre-setting one week before Features: The time relay 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. Repeat programs with 16 on/off settings, 18 times pulse programs,and setting on/off manually. Digital electronics purpose time switch with daily and programs This delay time relay adopts din rail installation Advanced pre-setting one week before Built-in battery for backup the memory when power failure Auto time error correction +/- 30 sec, weekly Built-in 1.2v /40mA rechargeable battery, high precision, industrial-grade chip, strong anti-interference. 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 Battery cell: rechargeable battery Size: 86*36*65mm/3.4*1.4*2.6in Weight: Approx.136g/4.8oz Package list: 1 x 15A Timer Switch Package List