environmental-friendly material
it will makes a "di-di" sound and the receiver indicator flashes
It can not be open once locked and cannot be used again once removed
✔ EXTRA STRONG MAGNET - the magnet on the dry wipe magnets is strong
this climbing self-locking climbing rope grab will play the effect of grasping rope and stop falling
2 Pack Door Stop Alarm, Door Stopper with 120DB Security Alarm, Floor Wedge Door Stop Siren, Door Security Devices for Traveling, Apartment, Hotel and Home, Black 2 auspowers_batchone environmental-friendly material2 Pack Door Stop Alarm, Door Stopper with 120DB Security Alarm, Floor Wedge Door Stop Siren, Door Security Devices for Traveling, Apartment, Hotel and Home, Black Product Features Dual Function: The bottom with mesh rubber can prevent the door sliding. With alarm switch, it can be used as a door stop alarm or door stopper. 3 Level of Sensitivities: There are high, medium and low levels of adjustment, and the pressure sensitivity can be adjusted
