[Security Door Lock] - Enhance your privacy and safety with our additional door lock, specifically designed for hotels and apartments. Prevent unauthorized entry into your bedroom for peace of mind. [User-Friendly Design] - This portable door lock is simple to use. No need for nails or screws: just insert the claw into the door lock hole, align it with the lock core, close the door, and secure it with the red handle. Quick and effortless locking mechanism. [Versatile Applications] - Ideal for various settings, including hotels, dormitories, apartments, short-term rentals, and private rooms. Use it to keep pets inside or to block children from opening doors to strangers, enhancing overall security. [Durable Materials] - Crafted from heavy-duty stainless steel and high-quality plastic, our portable travel lock features a smooth surface and ABS-wrapped accessories to prevent damage during use. Built to withstand frequent handling. [Portable and Convenient] - Each package includes two locks: one for home use and another for travel. Compact size (4.3 x 1.2 x 0.4 inches) allows for easy storage in your pocket or handbag. Suitable for swing doors with spring bolts less than 1.1 inches; not compatible with sliding doors, double doors, slatted doors, or other door types.