SECURITY AND PRIVACY - This portable door lock provides you with extra security and privacy, greatly increasing your security and preventing unauthorized entry, so the door cannot be opened from the outside even with the key; it's your business trip , a good helper when traveling or living alone. EASY TO USE - Easy to install or remove, even in emergencies and in the dark, this door lock can be installed in seconds without any tools. Just insert the sheet metal into the slot in the door lock, close the door, and place the handle slot on the stud on the sheet, and no one can open the door from the outside. Heavy Duty Lock-Door Security is constructed of sturdy stainless steel. The sturdy ABS plastic cover prevents damage to the door under pressure. The steel surface with electroplating and polishing technology ensures a smooth touch and minimizes damage to the skin. A sturdy, high-quality door lock can guarantee a long service life. Widely Used - The security door plug contains two holes of different sizes to ensure matching with all types of door locks. Perfect for hotels, dorms, apartments, short-term rentals, Airbnb, bathrooms, bedrooms or private rooms. It can also be used to keep pets out, and it can also be used to prevent children from opening doors to strangers. 【Portable Lock】 - 1 Pack, Red