SINOTIMER TM618SH 1 Second Interval Digital LCD Timer Switch Programmable Time Relay 1. TM618SH can automatically turn on and off various electrical equipment at preset times. It is widely used in 7-day programmable control of street lamps, neon lights (signs), lamps, water heaters, air conditioners, billboards, rice cookers, boosters, sprayers, bottlers, preheaters, agricultural facilities and broadcasting equipment, etc. 2. The digital timer switch has a built-in nickel-metal hydride battery to save the program when the power is off. It has the characteristics of low power consumption, high precision of CMOS chip, strong anti-interference ability, simple and easy to set up, etc. 3. 3500 Watts 16 Amps, 1NO 4. 24 hours 7 days a week programmable 5. Weekly automatic time error +- 30 seconds 6. Repeating program with 16 onoff settings and manual onoff setting 7. Power input 24V12V220V110V5V, output power 24V12V220V110V5V Technical data: 1. Display: 1.6 inches 2. Temperature range: -20+50 degrees Celsius 3. Power consumption: 4.5 VA (max) 4. Display: LCD 5. Switch contacts: 1 changeover switch 6. Programs: 8 onoff daily or weekly 7. Hysteresis: 2 secondsday (25 degrees Celsius) 8. Minimum interval: 1 second 9. Capacity: 16A 250V AC 10. Power outage: 60 days 11. Timer range: 1 minute ~ 168 hours 12. Rechargeable battery: 1.2V 13. Average error: 1 second24 hours, 25 degrees Celsius