Electronic Lock for Dada Lock Smart Bluetooth Spherical Code Lock

Why do you need a smart lock? Will you forget to bring the key or lose it? When you are not at home, your friends do not visit, and you are worried about your home being stolen while you are away. All these smart locks will solve you.5 unlocking methods:Fingerprint, password, key,IC Card, DADA Lock APP ( Bluetooth).Support anti-peeping password setting.Mechanical keys and emergency power (MICRO-USB) can be used when the door lock is out of power.Unlocking method:fingerprint, key,Password,IC Card,DADA Lock APP ( Bluetooth)Fingerprint capacity:50 piecesPassword capacity:100 piecesEmergency power supply: USB portPower supply:4 x AAA batteries (not included)size: 70 x 45mmMaterial: Zinc alloycolour: blackPackage Contents:1 set x door locks2 keys1 set x installation accessories1 x english manualOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.