DHinkyoung Door Stop Alarm, Adjustable Sensitivity Door Wedge Alarm, Door Stopper with 120DB Security Alarm, Security Stopper Alarm for Traveling, Apartment, Hotel and Home (Battery not Include)

【High Quality Material】The door stop alarm is made of high quality ABS plastic and stainless steel material. Sturdy and not easy to damage, high safety.
【Easy to Use】There is a simple switch on the alarm, you just put the alarm under the door and turn on the switch, it will start to work. Once an intruder attempts to break in, the door siren will immediately trigger and emit a 120 decibel siren sound. If you have any questions, please feel free to contact us and we will get back to you within 24 hours.
【Adjustable Sensitivity】This anti-theft alarm has three levels of sensitivity: low, medium and high. You can choose the corresponding sensitivity level according to your actual needs. High sensitivity can be set while sleeping, and you will know the nuances of your door, allowing you to sleep peacefully.
【Portable】This door alarm is very small and portable, you can easily carry it in your backpack, you only need to prepare a 9V battery by yourself, you can use it conveniently when you stay in a hotel.
【Wide Use】This is a security alarm device widely used in homes, apartments, offices and hotels. It can be used as a door stop alarm and door stop, it is a protector by your side. Note that it is not suitable for doors with too smooth ground and need to ensure that the distance between the door and the floor is 0.5-1.2in