Wireless Vibration Detector Alarm for Doors and Windows

1 The wireless vibration detector with excellent performance and high reliability is especially designed for monitor the opening/closing state of the door. 2 When the door is opened for whatever reason, it will immediately transmits a specific radio wave and alarm the host remotely. 3 Power-saving design, it does not emit radio signals when the door is closed, low power consumption, long service life, practical and durable. 4 Battery low voltage detection circuit, when the battery voltage is lower than 8 volts, the lower LED will light up for replacing battery immediately. 5 It is mainly used for detecting vibrations to scare away thieves or remind the owner to pay attention to the movements of the incoming person.

What's in the box
1 x Vibration Detector