Specification: Lock body material:ADC12 zinc alloy;  Reaction Time:Less than 0.5s;  Reopen Times:1000 Times;  Standby Time:3 Months;  Fingerprint:20Fingerprints;  Battery:3.7V, 180mAh;  Charging current:5V/200MA;  Working Temperature: -20°C -  +70°C;  Storage capacity:20 groups of fingerprints;    Features: 2 unlocking methods: fingerprint and APP unlocking.  USB charging: 180mAh battery capacity, 3 months standby, full charge can be used 800 times.  Three color light recognition: red, green and blue light recognition status.  Portable Padlock - Unique appearance design, small and lightweight.  Used in many occasions.    Package included: 1 x Fingerprint Lock;  1 x English User Manual;  1 x USB Cable;  Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.