Incorporates two extension terminals for greater flexibility: terminal 1 (NC) for hardwired detectors or shutter motors and terminal 2 (NC) for an external tamper switch.
RF frequency: F1 868MHz
Power supply: 1 x 3V CR2 lithium battery
Battery life up to 9 years
Operating temperature range -10°C ~ +45°C
Operating humidity up to 85% (non-condensing)
Dimensions: 107 x 32 x 22 mm