Portable Door Stop Alarm Anti-theft Wireless Security System

120 db Wireless Door Stop Stopper Alarm Block Blocking System Anti-theft Burglar Stop System Security Home Wedge Shaped Currently, the problem of burglars or unauthorized intruders at night is increasing day by day. If you are a nervous person you need a tool to help prevent such situations from happening. Door stoppers and burglar alarms will help you do just that. This is an extremely convenient and useful device, you just need to put the battery in and put it as a wedge on the door and go to sleep, if there is a certain intrusion through the door, it will stop and sound an alarm. The movement is so loud that it scares the intruder away and you'll wake up alert enough to respond. NOTE:Suitable for door opening inward, the gap between the bottom of the door and the ground is between 1 cm and 3.5 cm Description： 1.An ingenious and effective way to deter intruders, this alarm sounds when the door is pushed open to signal unwelcome entry. 2.Features stainless steel cover, 3 sensitivity l