[DETAIL] Specification Product name: Fingerprint padlock Lock unlocking method: fingerprint recognition Fingerprint storage: 30 fingerprints Charging interface: Micro-USB Emergency lock unlock: Password Standby time: half a year Product material: zinc alloy die casting Product size: 76*46*13 mm Working temperature: -10~50°C Waterproof grade: IP54 [ATTRIBUTES] - Hign-concerned Chemical: None - Power Supply: Built-in Rechargeable Battery - Protection Level: IP68 - Hign-concerned Chemical: None - Power Supply: Built-in Rechargeable Battery - Protection Level: IP68 - Doorknob Funcition: Biometric - Ways To Unlock: FINGERPRINT - Material: Zinc Alloy - Model Number: Fingerprint Padlock - Origin: Mainland China - Power Source: Built-in Rechargeable Battery