Features: 1.Fingerprint Sensor: This fingerprint padlock adopts high tech fingerprint sensor technology and automatic identification function, say goodbye to numbers and keys. 2.Easy Operation: This fingerprint padlock is child and elderly friendly. Simply follow the instructions in the guide to enter or delete a fingerprint. Move your finger in multiple angles when entering a fingerprint to better identify the fingerprint when unlocking it. 3.USB Charging: This smart padlock with 300mAh lithium battery and low power consumption supports USB charging, and it can be unlocked about 1,500 times on a single charge. It stays locked when the battery is dead. 4.IP66 Waterproof: This fingerprint lock padlock with IP65 waterproof adopts integrated zinc alloy that ensures great impact cut resistance. A spare key is provided as an emergency unlock option. 5.Wide Application: This fingerprint padlock is suitable for gym locker, suitcases, handbags, school lockers, furniture, wardrobes, bikes and other items. specification:Item Type: Fingerprint Padlock Material: Zinc Alloy Battery: 300mAh Lithium Ion 352326 Battery(Inbuilt) Resolution: 508DPI Port: Micro USB 5V 0.5A (Emergency and Charging) Key: Motion Detection Key x 1 (Inbuilt) Fingerprint Sensor: Semiconductor Fingerprint Sensing Technology Technology: Biometric Identification Recognition Time: < 300ms ESD: +/ -12kv Air, +/-8kv Contact FRR: < 1% FAR: < 0.002% Storage Capacity: 10 Sets of Fingerprints Waterproof Grade: IP65 Continuous Standby: 1 Year PackageList:1 x Fingerprint Padlock 1 x Charging Cable 1 x Spare Key 2 x User Manual