1. Material: imitation leather 2. Dimensions: 175 x 240 x 3mm 3. Inside page size: 142 x 210 mm 4. Inside page material: 80g/100 sheets of paper 5. Fingerprint recognition: integrated 3D fingerprint module 6. Can record 10 fingerprints, fingerprint lock identification is 7-70 years old 7. Not afraid of peeping, record your own little secrets 8. AI recognizes non-fingerprint foreign objects, fast recognition in 0.8 seconds 9. USB power supply, built-in lithium battery in the lock cylinder, battery capacity 200 mA
