Door Stop Alarm Door Open Wedge Alarm for Home Security

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Are you worried about that someone will sneak into your house when you are falling asleep? This item is a must-have for you!
The 120dB Door Stop Alarm features a wedge-shaped design and non-skid pad to help prevent the door from opening. It alarms when the door is pushed open to signal unwelcome entry, automatically stop when pressure is released from door stop plate. It also has a movement sensor with adjustable sensitivity switch.
Features
Wedge-shaped design and non-skid pad to fit any hinged door.
Adjustable sensitivity switch.
No installation required, easy for traveler to carry.
120dB high-pitched continuous siren when intruder attempts to open the door.
Automatically alarm stop when pressure is released from door stop plate.
Ideal for use at home, office, dorm, and hotel.
Can be used as a doorstop when power switch is turned off.
Powered by one 9-volt battery (not included).
What's in the box?
1 x door stop alarm.
Specifications
Maximum Water Depth IPEX 8 = 40 meters
Waterproofing Elements Seal, O-ring
Dust Proof IPEX 6
Major Materials Polycarbonate, Glass and Stainless Steel
Operating Temperature 0 ~ 40C°
Storage Temperature -10 ~ 65C°
Buoyancy in Clear Water (waterproof housing only) +150g (float)
Buoyancy in Clear Water (with a 140g hand phone) - 10g (sink)
Weight 430g