About this item Security and privacy: This portable door lock provides you with more security and privacy, greatly improving your security and preventing unauthorized entry, so that the door cannot be opened from the outside, not even with a key; which is very useful when you are on business or traveling or living alone. Easy to Use - Easy to install or remove, this door lock can be installed in seconds without any tools, even in emergency situations and in the dark. Just insert the metal piece into the lock slot, close the door, then put the red handle groove on the metal sheet stud, so no one can open the door from outside. High quality material: The door security device is made of durable stainless steel. Heavy duty ABS plastic cover to prevent damage to pressurized doors. Steel surfaces with electroplating and polishing technology ensure smooth touch and minimize any injury. A strong, high-quality door lock can ensure a long service life. Widely Used: The security door stopper contains two different sized holes to ensure that all types of door locks are secure. Perfect for hotels, dorms, apartments, short term rentals, Airbnbs, bathrooms, bedrooms or private rooms. It can also be used to prevent pets from going out, and also to prevent children from opening their doors to strangers. Compact Design - Dimensions: 10.9 x 3.2 x 1 cm with 2 and 3 cm holes, light and small, you can put it in a pocket or handbag. -