... . 3 different kinds of verification methods for higher security, including fingerprint, password and key. 3. This lock can register maximum 10 ... (Number 0, 1, 2, 3). 6. Adjust image distortion, assure fingerprint matching consistency. Technical Parameters 1. Power supply: DC6V, 4 units of ... degree 5. User capacity: 110 6. Admin max: 10 7. Fingerprint capacity of admin and user: 5 and 50 8. Password ...