Meichoon 3 Pack Alarm Door Stopper Wedge Jammers for Inside 120db Loud Anti-Theft Portable Windproof for Home Hotel Intruder Alert Detection Security Personal Protection Travel Safety Tools

• Doorstop Safety Tools for Home - It can also be used as a wedge to prevent the door from opening when there is a power outage.
• 3 Adjustable Sensitive Levels - Low /Medium /High, with an adjustable sensitivity switch on the side. Set high level when you are sleeping and you will know subtle differences of your door and get a peace of mind.
• Extra Loud Alarm - The door stop alarm with a 120dB alarm, once someone opens the door, the door stop alarm will sound first. They will scare away bad people, help you wake up, and give you time to seek help.
• Easy to Install - No installation required. Requires one 9 volt battery.
• Portable Door Lock - Lightweight and portable, easy to carry in a bag, suitable for travel or business trips. In emergency situations, you can remove the lock in the dark for a few seconds! Whether you are at home or traveling, it is convenient to carry and protects your safety.

Meichoon Anti-Theft Alarm Door Stopper Wedge Jammers for Inside 120db Loud Portable Windproof for Home Hotel Security Personal Protection About Door Stop Alarm: 1. Please check the size of your door firstly. (The gap between the door and floor shall be at least 8-10mm) 2. Suitable for doors That opens inward(like home/apartment /dorm/hotel/travel and so on). Advantages: Lightweight and portable, only 95g, small size, 5.5 x 1.6 x 1.7inch Non-slip bottom, high damping rubber on the bottom can prevent door is opened by bad guys. 120 dB super loud alarm, when intruder try to break in, this door stop alarm will be triggered and ring. 110dB super loud alarm will alert you and scare thieves away. 3 Levels of sensitivities: Low-Medium-High Dual function, security alarm & door stopper Easy to use, load a battery; turn on switch; place it under door, done 3 Using Steps: 1) Load one 9V battery(Not included), 2) Turn on switch on the back, 3) place it under door. If you turn ON/OFF to "OFF", it works as a common door stopper. It will hold door in open position, no any loud alarm sound. Wide Application Works well on wood, tile, cement and carpet floor. It is a great essentials for home,apartment,dorm,hotel and travel.