1. Fingerprint sensor: semiconductor fingerprint sensor technology 72x64 record 10 times and save 10 groups 2. Fingerprint head shape: square 10.4x10.4mm 3. Storage capacity: 10 groups of fingerprints 4. Technology: Biometrics 5. Administrator fingerprint capacity: 2 sets of fingerprints 6. Fingerprint setting: short press to unlock, long press 3S to set fingerprint, long press 6S to delete fingerprint 7. Lock beam diameter: 7mm 8. Battery: Lithium battery 170mAh 3.7V 9. Charging current: 5V/200MA 10. Continuous standby: 6 months 11. Full prompt: red light off 12. LED light: three-color light 13. USB interface: Micro USB 5V 0.5A (emergency + charging) 14. Working temperature: -20 to 70 degrees Celsius
