2nd Generation Mechanical Combination Lock: This mechanical keyless entry door lock features a fully mechanical design, making it tamper-proof with no need for charging or batteries. Its easy installation and operation provide high security, while the 2nd generation design allows for easy password changes. The adjustable left/right handles provide added flexibility
Universal Compatibility for Various Doors: This mechanical keyless door lock comes with multiple screw sizes and square shafts, making it compatible with doors with a thickness of 1.4 to 2.5 inches (35-65 mm). It is suitable for a variety of door types, including garden gates, outdoor garden doors, garages, storage rooms, wrought iron, aluminum and fence doors
Durable Zinc Alloy Material: The deadbolt is made of high-strength zinc alloy; this keyless mechanical combination door lock has a corrosion-resistant electroplated coating that ensures durability. It is waterproof and rust-resistant, providing reliable security in all weather conditions, from cold winters to hot summers and rainy days
