Product packaging:The screws are packaged in a separate PE bag with 80 screws, making the installation more efficient and convenient.
Material: ABS made of high strength, good heat resistance plastic, the surface is covered with double-sided tape, can be better applied to home, office and many other places
Usage scenario: Available on plastic, glass and wood doors and Windows, this surface-mounted door sensor is suitable for use in many public places.
Operating principle: NC means normally closed; If the magnet is closed to this switch, the signal is conductive, otherwise, if the magnet is far away from this switch, the signal is disconnected; This working principle is ideal for alarms, LED, door openers, and more
This surface-mounted Magnetic Door Contact Sensor is made up of white ABS for greater robustness and durability,Contains 80 screws,Suitable for use on a wide range of doors and Windows