Description: This lock is updated, it is different with other locks which is this style,it can store 40 groups of fingerprints, most of others can only store 10 groups of fingerprints. - So you can use this in more situation of your life. - Specification : Color:Silver/Black Storage Capacity:40 sets of fingerprints Fingerprint Matching Time:≤0.5 seconds Battery Capacity:180m - Ah Lock Beam:Stainless Steel Lock Body Material:Zinc Alloy Lock Beam Diameter:5mm False Rate:<0.001% Rejection Rate:<0.001% Working Temperature:-20°C~+60°C Using Times :3000 times Standby Time:2 years Charging Time:2 hours Charging Interface:Micro USBFeatures: 1. Low power design extends battery life, complete charging in 2 hours, can be unlocked for more than 3000 times, 2 years standby. 2. Provides a full range of recognition, high rate of recognition, storage of fingerprints for up to 10 users. 3. Fashion design ,sturdy and secure ,0.5s unlock. 4. For indoor and outdoor use, gym lockers,suitable for suitcases, golf bags, handbags, school lockers,furniture, wardrobes, bicycle and other goods that you want to protect. 5. Portable Padlock – Unique appearance design, small and lightweight. Package Included: 2 x Fingerprint Padlock(Silver/Black) 1 x Chinese/English User Manual 1 x Charging Cable