Allarme magnetico per porta e finestra del frigorifero, 4 modalità, sicurezza domestica, 108 decibel

This magnetic access control alarm is suitable for various locations, including safes, cabinets, refrigerators, pool sliding doors, shops, offices, apartments, hotels, etc. It features a 108-decibel high-volume speaker, emitting a clear and loud sound to effectively deter intruders/thieves. It offers four different alarm modes: normal alarm, continuous alarm, delay (door-closed alarm), and doorbell mode, meeting your various needs. Installation is simple, requiring no drilling; simply use tape and magnetic strips to install it on both sides of the door, ensuring the alarm is no more than 1 cm away from the door.