GAOPIN Smart lock - Password Door Locks Digital Mechanical Code Keypad Password Keyless Door Lock Zinc Alloy Waterproof

Description

Color: SilverMaterial: zinc alloyPreset with code (can be changed - see instruction manual)Code is required for all entriesNo backup keys are provided - please remember your code so that you won\'t be locked outHeavy-duty, commercial grade quality for maximum security100% mechanical operation is both reliable & durableNo batteries or external power source neededAll-weather design for installation at any locationIncludes complete installation hardwareDetailed installation guide & operation instructionsFinish: stain nickelFront & back panels are of the same measurementFits door thickness: 1-3/8" to 2 3/8" (28-65MM)Backset: 2-3/8Heavy-duty, all-weather keyless entry systemNo batteries or external power source or any circuit needed Note: Please allow slight deviation for the measurement data.Please allow 1-3cm error.Please install by professional staff to avoid damage.This lock can only be apply to left and right in door,please note that.