KFFKFF Non-Electronic Secure Entry Door Lock, 14-Key Mechanical Lockset with Key Option, Manual Keyless Door Lock with Handle, Durable Stainless Steel Weather-Resistant Lock for Home Office

KFFKFF 2nd Generation Mechanical Combination Lock: This keyless entry door lock features a fully mechanical design, providing high security without the need for charging or batteries. It is resistant to tampering and allows for simpler password changes. The adjustable left/right handles offer greater flexibility. Universal Compatibility for Various Doors: This mechanical keyless door lock is compatible with a wide range of doors, including gates, garden doors, garages, storage rooms, and more. It comes with screws and square shafts to fit doors from 1.4 to 2.5 in (35-65 mm) thick. Durable Zinc Alloy Material: Crafted from high-quality zinc alloy, this keyless mechanical combination door lock is built to withstand harsh weather conditions. It is resistant to rust and water, ensuring reliable security in all seasons. Easier Door Lock Replacement: Featuring an adjustable thumb knob, this mechanical door lock is suitable for both left and right doors. The adjustable mounting hole distances and wider base plates avoid the need for large drilling, preserving your door's appearance while providing superior security. Automatic Locking & Hold-Open Mode: The mechanical combination door lock automatically engages when the door closes, eliminating the worry of forgetting to lock it. The hold-open mode is ideal for areas with frequent access, allowing for easy entry and exit.