Power Supply: 13.8VDC
Current-Standby: 35MA
Current-Alarm: 1200MA
Working temperature: -15-55
Selectable Alarm time: 45 seconds, 80seconds, 4minutes
Sound Output: 120dB-1meter
Rechargeable Battery: 1.3AH-7AH-max
Dimension: 270*200*106mm
Weight: 2.8kg without battery
Tamper switch, metal inner box
Lens color: Orange, red, blue