7 Days Weekly Programmable Digital Electronic Timer Switch 1. TM618 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 per week programmable 5. Automatic time error correction +- 30 seconds per week 6. Repeating program with 16 onoff settings and manual onoff setting Technical data: 1. Start-up method: Passive output 2. Temperature range: -20 to +50 degrees Celsius 3. Power consumption: 4.5 VA (max.) 4. Display: 1.6 inch LCD 5. Switch contacts: 1 changeover switch 6. Program: 16 onoff per day or per week 7. Hysteresis: 2 secondsday (25 degrees Celsius) 8. Minimum interval: 1 minute 9. Capacity: 16A 250V AC 10. Power failure: 60 days 11. Timer range: 1 minute ~ 168 hours 12. Rechargeable battery: 3V 13. Average error: 1 second24 hours, 25 degrees Celsius