Upgraded Portable Lock Fits Most Door Types: Features a wing butterfly screw (no drilling required), allowing adjustment for various door thicknesses. Suitable for apartments, rentals, offices, Airbnb accommodations, hotels, motels, college dorms, homes, and bedrooms. Compact yet secure, it helps maintain privacy by preventing unauthorized entry when you are inside the room. Heavy-Duty Construction: Made entirely of metal—no plastic—for enhanced strength and reliability. Provides effective security for hotels, apartments, dormitories, bathrooms, and bedrooms. Ideal for travelers seeking added door security. Easy Installation and Use: No nails or permanent fixtures needed. Simply insert the claws into the strike plate, close and lock the door, then tighten the wing butterfly screw. Includes an additional adjustable nut to accommodate minor differences in surface levels between the door and frame. Designed for quick removal in emergencies—even in low-light conditions. Compact and Travel-Friendly: Lightweight and portable—fits easily in a pocket, handbag, briefcase, backpack, or suitcase. A practical safety accessory for travelers, college students, individuals living alone, or stay-at-home parents. Package Includes: 1 x black portable door lock.