Keyless USB Charging Fingerprint Smart Anti-Theft Padlock

KERUI Fingerprint Padlock - Gym Lock for Locker, Sports, School, Employee Locker, Outdoor, Fence, Hasp, Storage etc. - All Weather Metal and Steel (NO app, NO key, NO Bluetooth, NO password)   Main Features: 1. Fingerprint Unlock, your fingers unlock everything. 2. IP67 waterproof. 3. 0.2s speed recognition, 360° arbitrary angle recognition, induction rate ≤0.2s 4. Durable structure, zinc alloy and splash proof lock body protects your assets against thieves. 5. Portable, small size and light weight. 6. Family and friend share -  Up to 10 fingerprints can be stored to unlock. 7. Rechargeable lithium battery, no need to buy extra battery. 8. Safe and secure, O11 will remain locked even during power outages. 9. Low Power Alert and quick charge technology. High-Tech Chips Using high-tech chips, fingerprint processing is faster, unlocking is more convenient, and your home is safer. USB Charging/3.7V Lithium Battery Electronic smart fingerprint padlock will max last half a year a