High Volume Alarm - When someone opens the door to invade the room, the door stops alarm will sound a 120dB alarm and scare off the intruder, while reminding the owner of the room to pay attention to safety, when the security threat is lifted you can manually turn off the door stoppers alarms and you can set the defense again. Note: If the door stop alarm sound cannot be turned off, please adjust the sensitivity to M or L, and then turn it on again
Package Contains: Two Door Stop Alarms, Two Portable Door Locks, One Set of Instructions, Two Storage Bags, One Gift Package. 9V battery not included.
Sturdy & Compatible: Masjenbu door stoppers security are made of 304 stainless steel, which is harder and more durable than plastic to maximizing your safety. Designed for inward-swinging hinged doors, extended lengths are available for all door sizes. (Note: Not suitable for sliding, double open, slat, or swing out doors. Ensure a 0.12-inch gap at the door seam when using this portable travel door latch.)
Robust - The door stoppers security contact surface is made of 304 stainless steel, which is durable and does not rust, and the alarm security door stop has a long service life. Has two functions alerting and hindering the entry of strangers
Security & Privacy: Provides you with extra security and privacy for home, apartment, hotel, school, travel, business trips, living alone, rentals.The portable lock can also help prevent children from opening doors to strangers or keep pets from wandering outside