Features: This product is easy to install, simply peel and stick. It can be mounted with adhesive and is suitable for windows or doors. Ideal for homes, apartments, dorm rooms, offices, hotel rooms, garages, and more. The product comes with a magnetic sensor switch that detects entry, providing added security for your space.

Specification:
Product Name: Door Sensor
Size:30x19x72mm or 1.18×0.74×2.83
Color: White
Material: Plastic
Power Supply: 2 x AAA Battery (Not included)
Transmitting Distance: 200-300m

Package Included: 1 x Door Sensor

Detail Pictures: