remote controller should work together with main unit(alarm system)

remote controller should work together with main unit(alarm system)

1.Power requirement: DC 12v (un-rechargeable battery pack)

2.Current consumption: less than 15mA communication

3.Transmit frequency: 315 ±0.2mHz

4.Transmit duration: less than 1s

5.Operating distance from Central Controller: less than 80m (no obstacle)

6.Operational temperature: 10 to 40

7.Humidity: less than 90%