Product Name: metal Fingerprint Bio Metric Door Lock Model NO.: D2019F Usage: Household Door Locks, Bedroom Lock Cylinder Length: 65mm Door Thickness Fits: 35-50mm Backset: 60mm Part: Lock Anti-theft Standard: A Shape: Finishing Up Lock Style: Modern Type: Combination Lock Material: Zinc Alloy Transport Package: Bubble Box/Color Box/Carton, 1PCS/Box, 5 PCS/Cart Specification: 410x410x640mm Origin: Guangdong, China Product Description Field of Application and ProspectAATSmart locks can be wildly used in intelligent districts, hotels, office buildings, offices, villas, banks, schools, hospitals and warehouses. It brings you to the era of intelligent and fashional digital life, and makes you have much time to enjoy your life.