LINGHHANG Waterproof Mechanical Code Lock, 1-11 Digit Code Combination Security Password Coded Lock Keyless Mechanical Combination Door Lock for Wooden Office

【RELIABLE MATERIAL】Made of zinc alloy, strong, precise, no battery or plug-in, energy saving, safety and environmental protection. No more keys needed, get rid of the trouble of missing keys, cool and practical. 【PASSWORD SETTING】Accurate opening, efficient and fast. There is only one set of passwords and the numbers are not repeatable. 【APPLICATION SCENE】Waterproof and high temperature resistant, suitable for various cabinets, office doors, interior doors, rental doors, composite doors or any other places where keys are not suitable! With screw package and English manual, easy to install. 【CONVERSION HANDLE】The direction of the handle can be changed according to your needs, easy to use. 1-11 digit combination digital lock. The recommended password is 4-6 digits. 【Easy to Install】With installation accessories and English manual, easy to install.