[Smart Lock Technology]This sensible lock with manage combines three keyless access tricks into 1 sensible lock, Fingerprint+ Passcode+ Backup Emergency Key. Highly accurate fingerprint recognition, release the door within 0.3 seconds, ready to register as much as 50 exotic fingerprints, allows you to get rid of the annoyance for keys seeking.[Modern Design and Durability ]: The door handle with keypad have a chic silver design, which is product of zinc alloy material, wire free, anti-corrosion, glossy and modern. It is competent to both indoor and outside environments and great for house, residence or other inner most spaces.[Convenience & Safe Life]: The biometric door lock providing your private area with an upgrades level of safety through the use of Scramble PIN Code, Auto-Locks and Unlocks, low battery warning, emergency strength supply, no fear about out of battery and locked outside.[Fast and Easy Set-up]: This clever fingerprint door lock is easy to install and program, all you should do is only follow the detailed booklet within the package. Adjustable latch:60mm to 70mm. the thickness of the door is 35mm -55mm, Reversible lever locking compatible for both left passed and appropriate passed doors.[Energy Saving Design]Only 4 AAA alkaline batteries (not included) can be utilized to power the door lock.4 batteries can be used about 8000 times. It can paintings about 1 year. The low voltage reminder operate can remind you to change the batteries. You can use android charging cable into the USB interface within the entrance of entrance panel to emergency unlock, but the charging cable cannot be use because the charging tool. (No android charging cable within the package).Colour:silverMaterial:Zinc alloySize:150 x 65mmPackage Contents:1 set * door locks2 * Mechanical Key1 * Mounting Kit1 * Chinese and English manualOnly the above kit content, other products aren't included.Note: Light shooting and various displays can cause the color of the object in the photograph somewhat various from the real thing. The measurement allowed error is +/- 1-3cm.