Anti-theft Portable Door Lock is a door lock that you can easily install and remove in seconds. It works on almost any door that opens inward. It installs onto any door within just seconds, and gives you the extra piece of mind you need. Even when the door has an existing lock on it, the portable door lock will give you the extra security in case the first lock breaks, gets picked, or someone has a key for it.
Simple operation and easy to carry. The door can be quickly closed from the inside, even if other people have a key, also can not open the door from the outside, so as to truly ensure your personal and property safety. It can help you in a crisis to block foreign invasion or play a role in delaying time, so as to save themselves.