Function:
When the door or window is open, the door sensor is triggered and a linkage alarm will occur. Enjoy super environmental conformability, stability and durable quality. Detects the open and close of the door/window and protects your home or office from entering or exiting Double induction of the door magnetic and movement, dual alarm of sound and light, provide double security for your home.
Made of superior ABS material, sturdy and durable.
Specifications:
Material: ABS plastic
Color: White
Power supply: 1 x AAA battery
Standby Current: 40uA
Working current: