Keyless Mechanical Door Lock Waterproof Non-Power Digital Password Entry Anti-Theft Security for Home Office

1111MicrosoftInternetExplorer402DocumentNotSpecified7 8 磅Normal0Specifications Material High quality Zinc AlloyColor SilverPassword Length Supports 4 7 DigitsApplicable Door Thickness 30 60mm 1 2 2 4 inches Bolts Center Distance Standard 60mm 2 4 inches Weather Resistance Waterproof and SunproofPower Source No Battery Required Fully Mechanical Operation Security Features Anti Theft Design Features 1 High Quality Construction Crafted from high quality zinc alloy this keyless mechanical door lock is designed to withstand various weather conditions ensuring long lasting performance Its robust construction provides exceptional resistance to wear and tear making it a reliable security solution for both indoor and outdoor use 2 Battery Free Operation The lock operates entirely without the need for batteries offering a hassle free and environmentally friendly solution This mechanical design eliminates the common issues associated with electronic locks such as battery replacement and power failures ensuring continuous security 3 Enhanced Security with Flexible Password Length With support for a 4 7 digit password this lock offers flexibility and enhanced security The variable password length makes it more difficult for unauthorized individuals to people the code thereby improving the overall security of your home or office 4 Adaptable to Different Door Thicknesses Designed to fit doors with thicknesses ranging from 30mm to 60mm 1 2 to 2 4 inches this lock