Fine and useful infrared alarm detector
Handily portable, high sensibility, easy to install
Widely applied in the security system at home, store, warehouse and factory, etc.

Specification:
Current: DC
Operating voltage: DC 4.5V
Power supply: 3 AA batteries or AC power supply (not included)
Key Setting: up: alarm 1, down: alarm 2, middle: turn off
Range: approx. 6 to 12 m
Size: 100 X 65 X 38 mm
Weight: 131.7 g

Package included:
1 X Infrared alarm detector
2 X Wall mounting bracket
With original package