This ultra thin window and door vibration alarm is designed to enhance your security. It features a loud alarm that activates upon detecting glass breakage, ensuring you are alerted to any potential intrusions. The sleek design seamlessly blends with any decor, making it a stylish yet functional addition to your . Features -Color:Multi -Material:ABS -Size: 6.40X5.10X0.85cm/2.52X2.00X0.33in -Ultra thin design: with its ultra thin design, this alarm blends seamlessly into any window or door frame, maintaining the aesthetic appeal of your home without taking up space -Loud alarm: the device emits a loud alarm immediately upon detecting window or door vibrations or glass breakage, effectively deterring potential -Easy installation: no wiring required, making it simple to install. ideal for enhancing your with minimal effort -Durable construction: built to last, this alarm ensures long term reliability and performance, providing continuous protection for your home -Comprehensive home security: can be integrated with other security devices to create a comprehensive , ensuring protection Package list: 4PCS Window Vibration Alarm