Power supply: Input AC 110V; 220V; 230-240V; Output DC 9V, 300mA
Frequency: 315MHz/433MHz
Stand-by current: < 20mA
Alarm current: < 150mA
Operating range: up to 150 meters in open place
Siren: > 110db
Temperature range:-10 ~ 50 degree
Relative humidity: < 90%
Dimension: 340x 250 x 78mm (Gift box)
Net weight: 1.2kg

1) 32 LED display of defense zone
2) built-in rechargeable lithium battery;
3) set alarm/siren hooting time for 0-99 seconds;
4) time delay to arm/disarm for 0-99 seconds;
5) time delay to alarm for 0-99 seconds;