Large capacity design: The spacious interior can store multiple keys, car keys, access cards, etc. to meet diverse storage needs. Convenient password management: With a 4-digit password combination, setting and resetting the password only takes four steps, and the operation is simple and convenient. Sturdy and durable: Made of high-strength zinc alloy solid steel, it is rust-proof and durable, suitable for outdoor use, ensuring the safety of keys. Widely applicable: Suitable for a variety of places such as homes, garages, businesses, classrooms, vacation homes, apartments, etc., to meet the needs of different scenarios. Easy to install: Equipped with 4 screws and 4 expansion plugs, it is easy to install and can be firmly fixed on the wall.