110 sets of fingerprints, padlock supports up to 10 fingerprint records (supports two administrator fingerprints). 2USB rechargeable, builtin 110mah lithium battery, charging for 2 hours, standby for 6 months, can be opened up to 1000 times after being fully charged 3Made of zinc alloy body, with excellent strength. With LED indicator light, with 3 color indicator light to represent different states. 4In case of emergency, it can be unlocked directly by fingerprint while charging. 5Keyless fingerprint lock can get rid of the trouble of losing your keys or forgetting your password, because your fingerprint is your password. 6Fingerprint ID is more secure and private for unlocking and authentication, improving the security of doors, cabinets, bicycles, backpacks, lockers, etc Item Type: Fingerprint Lock Material: Zinc Alloy Unlocking Method: Fingerprint Unlocking Fingerprint Capacity: 10 Pieces Charging Time: 1-2 Hours Charging Interface: Micro USB Full Power Unlock Times: 1000 Times Maximum Standby Time: 6 Months Power Supply: 3.7V 110mAh Lithium Battery ( with Built-in Battery) Input Voltage: DC5V 200mA Operating Temperature: -20-70 1 x FingerprintPadlock 1 x USBDataCable 1 x Manual