1、Fingerprint Recognition: Press on the center area, there is a groove design to guide the entry, comfortable handle, and the semiconductor fingerprint unlock is quickly recognized. 2、Feature: Support fingerprint, password, key, mobile phone software unlock, when you need to open the door frequently, you can set a normally open mode. 3、Password: Supports temporary and time sensitive password, the password can only be used within a certain time, and it will be changed later, then the door will not be opened. 4、Practical: Equipped with emergency USB charging interface, hole for key unlock, when the device is out of power, it can be charged by a power bank, the key is perfect for the elderly to operate. 5、Durable Construction: Zinc alloy lock design to prevent violent unlocking, better protect the internal structure, and prolong the service life of the lock. Item Type: Keyless Entry Door Lock Material: zinc alloy Fingerprint Collection: Semiconductor Charging: Emergency USB charging interface Normally Open Mode: Keep the lock the unlocked Number of  Fingerprint Storage: 40 groups Number of Password Stores: 40 groups Number of Administrator settings: 3 Unlock time: ≤ 0.25 seconds Lock Cylinder: 304 stainless steel Operating Temperature -22°-55° Applicable Door Size: 30-60mm/1.18-2.36in (thickness)Battery: 800mAh lithium battery (built in) 2 x Lock 2 x Accessory Bag 1 x Lock Cylinder 2 x Key 1 x Charging Cable 1 x Manual