General description This re-codeable combination lock enhances conventional deadbolt locks with a 4-digit combination, allowing you to set up to 10,000 possible passwords for improved security and privacy. The default password is 0-0-0-0, and since no key is needed, you won't have to worry about losing it. Technical specifications Material: High-quality zinc alloy and sturdy steel Deadbolt diameter: 10 mm Dimensions: 120 x 45 x 25 mm Installation Supports two installation methods: vertical and horizontal Includes a lock cover for horizontal application and a metal side bolt for vertical use Installation requires a cordless screwdriver and a drill Six tamper-proof screws are included Installation takes only a few minutes Note: One-way screws cannot be removed after installation; confirm the installation position beforehand Usage The combination lock is suitable for both indoor and outdoor use, making it perfect for a variety of applications such as school or home lockers, sheds,