Lightweight and Portable: The portable door lock is small enough to fit in a pocket or purse. You can take it with you without taking up space, providing you with self-protection when traveling. Perfect Design: This is an original and unique travel door lock. The portable door lock device is fixed by screw thread, which is more stable after installation. High quality: The portable door lock is made of precision castings of 304 stainless steel. It has a longer lifespan and is more durable than other door locks. Easy to install: The anti-theft door stopper can be installed in seconds without tools, even if someone is 'other puts the key outside the room, it is not easy to open the portable door lock. Wide application: travel door locks are suitable for families, hotels , schools and other families, providing safety protection for travelers, students, singles, stay-at-home moms, etc.