Reliable MaterialOur safe portable door lock is made of ABS stainless steel material, durable and not easy to damage, you can use the security lock with confidence. Security Protection: The door security device is an extra lock to prevent thieves or bad guys from breaking into your room, bringing you extra protection. It adopts high-strength resistance theory, even if someone outside holds the key or pushes hard, the door cannot be opened easily, thus protecting your personal and property safety and making you sleep peacefully every night. Small and PortableSmall in size and light in weight, travel door lock can be put in your pocket or handbag, easy to carry around when you go out, and can pass through the security check. You can put the portable door lock in the suitcase when you are on a business trip or travel, to protect you every time. Easy to InstallYou can easily install the Air BNB lock without nail or screw, just put the metal part into the hole on the door, close the door, and then insert the red handle into the heart lock. It only takes seconds to install and remove. Wide ApplicationThe anti-theft safety and privacy lock is suitable for home,hotel,school,apartment,short-term rental,etc.the anti-theft lock provide security protection for travelers,singles,family mothers and college students.