This BT-enabled electronic lock is not just rechargeable but additionally comes with a magnificent storage skill of fifty fingerprints. No deserve to fear about losing your keys anymore! In addition, we've included 2 mechanical keys on your convenience. Features: 3 Ways to Unlock: BT, fingerprint and keys. The padlock can record up to 50 fingerprints and comes with 2 keys for straightforward unlocking! Anti-smash Design: 10mm diameter shackle and heavy duty one-piece disguise protect shackle from smashing. Waterproof: IP67 waterproof protects the clever padlock from grime and water, which fits for out of doors use. USB Rechargeable: Equipped with a Type-C charging cable. Built-in 500mA lithium battery can assist over 1 yr of standby time. Wide Application: Heavy duty padlock is appropriate for pods, storage units, garages, sheds, trailers, trucks, outdoors gates, warehouses, logistics, doors, delivery container, wood fence, yard, backyard, van etc. Specifications: Material: A3 + Zinc alloy Unlocking Method: BT, fingerprint, key Material: Body: zinc alloy; Lock Beam: A3 Surface Technology: Body: plastic spraying; Beam: chrome-plated Communication Mode: BLE Unlocking Time: ≤3s Supported Devices: iOS, Android 4.3 and Above BT Parameters: Working Band: 2.4G; Receiving Sensitivity: -90dbm Transmit Power: -8.5dbm; Security Encryption: AES encryption Fingerprint Parameters: False Allegation Rate FAR: 1/100000 FRR: <2% Support 360° id operate Support fingerprint splicing function Fingerprint Capacity: 50 Operating Voltage: 3.7V Battery Capacity: 500mAh Charging Method: Type-C charging port Battery Life: one hundred eighty days Waterproof Performance: Closed Lock State: IP67 (dustproof, anti-submerged water) Unlocked State: IPX5 (not dustproof, anti-strong water spray) Operating Temperature: -20℃~+80℃ Working Humidity: 5%~95% Tensile Performance: 800KG Item Size: Body: 107 * 65 * 30mm / 4.21 * 2.56 * 1.18in; Cam: Φ10mm / 0.39in Item Weight: 445g / 15.69oz Package Weight: 530g / 18.69oz Package Size: 19 * 10 * 3cm / 7.48 * 3.94 * 1.18in Package List: 1 * Padlock 1 * Type-C Cable 2 * Keys 1 * User Manual (English)