SmartGuard USB BioLock

SmartGuard USB Biolock - The Future is Here, Say Goodbye to Keys Finger unlocks, keyless Convenience Ultimate Security and higher security Family sharing system up to 10 groups. Du rable structure, tough aluminum steel (anti-thief, anti-dust and, anti-erosion). SmartGuard USB BioLock fast and efficient USB charging Please charge the fingerprint padlock more than 12 hours before the first time use. DIMENSION & SPEC. Material: Aluminum alloy Size: 7.6*4.6*1.3cm Weight: 90g Waterproof Level: IP56 Certification: CE Working voltage: 3.0-4.2v Power Supply: Built-in Rechargeable Battery Working period: a year per power Charge Working temperature: -20~50 C Show more