RAYKUBE B6 Tuya Bluetooth smart lock, multi-function unlocking, dynamic password can be set remotely

Product parameters 1. Model: M3-S 2. Battery type: 4 *AAA batteries (Note: not included in the package) 3. Fingerprint type: semiconductor fingerprint 4. Fingerprint: 50 units 5. Password: 100 units 6. Adaptive door thickness: 28-53 mm 7. Emergency power supply: USB charging port (only for temporary unlocking, no charging function) 8. Product material: aluminum profile + zinc alloy 9. Unlocking method: fingerprint, password, Tuya Bluetooth, temporary password, remote dynamic password, mechanical key 10. Supports normally open mode, will not automatically lock after opening, convenient for entry and exit 11. Supports connection to Tuya gateway, remote unlocking and remote management can be achieved after adding the gateway