Aoje-Link 2Sets RC-32 Magnetic Reed Switch Normally Open Closed NC + NO Door Alarm Window Security, Magnetic Door Switch, Magnetic Contact Switch, ABS RC-32 NC/NO auspowers_batchsix Allows the addition of amplifier

Allows the addition of amplifier and subwoofer to existing factory systems

leaving behind no adhesive residue to harbor harmful bacteria

and the fuse is automatically restored after cooling

It is more suitable for setups with water cycle

6in Data Storage & Reset Function: Storage: Auto save the accumulated electric energy value when power off

Aoje-Link 2Sets RC-32 Magnetic Reed Switch Normally Open Closed NC + NO Door Alarm Window Security, Magnetic Door Switch, Magnetic Contact Switch, ABS RC-32 NC/NO auspowers_batchsix Allows the addition of amplifierAoje Link 2Sets RC 32 Magnetic Reed Switch Normally Open Closed NC + NO Door Alarm Window Security, Magnetic Door Switch, Magnetic Contact Switch, ABS Magnetic Reed Switch Alarm Surface Mount Wired Contact Sensor Connect to the alarm. 1. Screw Mounted for easily install, Anti fire ABS. 2. Work as an anti theft alarm, ideal for wood door and window. 3. Switch Type: NC NO, NC means Normally Closed: When the magnet together, the circuit is conductive(