ABTO Wireless Door Window Magnetic Sensor Detector Door Cordless Indenpendent Alret Alarm System Door Sound Alarm

Description

Operation Pressed "Set" button longer: the sensor turn on/turn off Pressws "Set" button shortly: changed the alarming ringing/music. (There are two musics/ringing for choice) Package Contact * 1 Magnetic * 1 User Manual *1 Battery * 1