Thank you for your interest! (^ ^) Instant purchase is welcome! (^_^) ■Product Description■ This is an add-on interior door lock. ＜Easy Installation＞ Can be installed simply by screwing it in. No construction required, ready to use immediately. ＜Easy to Use＞ You can lock the key by simply turning the knob. It can be used as an interior lock for back doors, entrances, and bathrooms. ＜Durable Zinc Alloy Used＞ Rust-resistant, can be used for interior locks outdoors or in wet areas. ■Size■ Please refer to the product photos. ■Contents■ ・Hardware: 1 set ・Screws: 6 ■Color■ Black I hope this can be delivered to someone who needs it! (^ ^)! Thank you for viewing! ^_^!! 12-1