General description AlwaysH Waterproof Mechanical Code Lock offers a keyless solution with a customizable 1-11 digit code combination. Made from durable zinc alloy, this lock is designed to be energy-efficient and eliminates the hassle of lost keys. It is waterproof and resistant to high temperatures, making it suitable for various applications including cabinets, office doors, interior doors, rental doors, and composite doors. Technical specifications Material: Zinc alloy Code length: 1-11 digits Recommended password length: 4-6 digits Manual measurement error: 1-3 cm Installation Includes screw package and English manual for easy installation. Usage Set a unique password with non-repeating numbers for secure access. For example, if the password 123456 is set, it can also be opened with 231456. The direction of the handle can be adjusted based on user preference. Other information Color may vary slightly due to lighting and display differences.