KERUI Upgraded Door Stop Alarm with Portable Door Lock 120 dB Travel Door Stopper Door Wedge Alarm with 3 Levels Sensitivity for Hote

Door lock is upgraded design, make sure it can work for more types of the doors(Only for the doors open inward). Turn ON the door stopper. When someone trying to invade, it will trigger the door stopper under the door, then door stopper will sound 120dB alarm. Turn OFF the door stopper. It can be as a normal door stop wedge. Door Lock Is Easy To Use Step 1 Insert the door lock into the door slot. The door lock has two holes, choose the door lock holes according to the door slot size. Step 2 Close the door gently. Make sure the lock is in correct position. Step 3 Install the red plate into the heart-shaped hole. Pay attention to the direction of the red plate, the pointed end should be down. Step 4 It is wrong installation if the pointed end is up, the door lock will fasten loosely.

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