Waterproof Digital Push Button Keyless Zinc Alloy Door Lock - Black

General description Waterproof Digital Push Button Keyless Zinc Alloy Door Lock in Black features 100% mechanical operation, requiring no batteries or external power. This lock is designed to withstand water exposure, making it ideal for various environments. Technical specifications Material: Zinc Alloy Operation: 100% mechanical, no batteries required Waterproof: Yes Suitable for door thickness: 35mm to 60mm Installation Easy to install after drilling holes in the door according to the attached template. Ensure all parts are working properly before installation. Do not over-tighten the mounting screws to avoid deformation and stress. Do not close the door until the code and locking function have been confirmed. Usage Unlocking is done by entering a key code without the need for a key or card. The password can be set in any order; for example, if the password is 12345678, 87654321 can also unlock the door. Always press the "C" key before entering the code to open the lock.