Xiaomi Smart Lock Bluetooth Fingerprint Padlock Door Lock Keyless Unlock Anti-lost Device Anti-theft Padlock With Mi Home App - Gold Main Features Enter The Fingerprint Era Never worry about finding the key anymore 97.5% High Recognition Rate, Unlocking Speed In Milliseconds The fingerprint acquisition chip has the self-learning ability of fingerprint algorithm, the more it is used, the more sensitive it is. Fingerprints&Mobile Phones Are Both Keys Binding the APP double insurance is more assured, and you can also check the unlocking log. Zinc Alloy Material The lock beam can be rotated 360 , suitable for a variety of scenes, strong and durable, beautiful and safe. Micro USB Charging port ,Charge For 1 Hour Standby for 150 days or unlock 3000 times+ 20 Fingerprints Can Be Entered, For Multiple People To Use After binding to the Mijia APP, 20 fingerprints can be entered at the same time, and the unlocking record and time can be inquired. A Smart Padlock To Prevent Missing Objects The smart padlock can realize the object finding function through a certain distance from the mobile phone to ensure that important items are not lost. The buzzer sound of the smart padlock allows users to easily find the anti-lost items. Dual Fingerprint Unlock Mode, Couple Concentric Lock Both parties present fingerprints at the same time, and one person can open it remotely through a password if one person is absent. Single fingerprint mode and dual fingerprint mode are mutually exclusive.