The listing, Wireless Window Door Magnetic Entry Security Alarm adapter has ended.
# Handy ON / OFF switch.
# Magnetic sensor switch detects entry.
# An ideal guardian against the unwanted intruder whether you are in or out.
# Easily mounted by adhesive tape, just peel and stick to window, door, cupboard or toolboxes etc.
# Portable enough to take with on business trips and vacations, keep your self and your property safe and security.
# Electronic magnetic sensor switch detects any entry protecting your home, office, apartments, hotel rooms, garages, and more whether you are in or out.
# Peel off the adhesive tape, attach the main sensor on the door / window and attach the magnetic stick adjacent the main sensor on the frame(the arrowhead side to the sensor).