Fingerprint Smart Keyless Lock Waterproof APP Button Password Unlock Anti-Theft Padlock Door Lock

Features: Wide Application: perfectly used for doors, cabinets, bikes, backpacks, storage lockers, etc. Free APP Unlock: keyless convenience helps you get rid of worrying about lost keys or forgotten combinations. (suitable for Android & iOS system) 3 Adding Lock Methods: scan / BT / number. 4 Unlocking Methods: use button / fingerprint / password to unlock on APP, or input fingerprint on padlock to unlock. 16 Groups of Fingerprints: the padlock can add up to 16 groups of fingerprints (to add fingerprints on the manager cellphone). Shared Access: share access via scanning QR code or adding account directly. Great Flexibility: one lock can be authorized to multiple users and a user can unlock multiple locks. Easily Monitor Activity: including unlocking record and sharing record. USB Rechargeable: built-in a polymer battery, can be easily charged by USB cable (micro USB port is on bottom), provides over 1000 continuous unlock times. Superior Strength & Durability: made of ADC12 a