Flycross Glass Break Sensor Alarm Door & Window Alarm  (125 dB)

Glass break alarm work by detecting the physical vibrations, with 125 dB loud alarm sound and red indicator blinks can help to deter/scare away the potential break-in and burglars effectively Adjustable sensitivity from gently touch to push or beat, for preventing false alarms. You can easily set it according to your need Wireless vibration sensor with ultra-slim, lightweight design and pretty quality performance. It’s perfect for your home, apartment, office, store, garage, dorm room, or even RV. These anti theft devices are great additions to home security and give you extra piece of mind Battery operated alarm, package including 3pcs LR44 battery for each sensor, long battery life with 1-year battery life. You don’t need to change battery often. Low battery warning, remind that if you need to replace the battery Super easy to install and use, simple peel and stick installation (double-sided tapes included). No wiring or screws/hub required. Mount the vibration detector on windows and doors or glass