1) Multiple unlock mode: fingerprint, password, card, mechanical key, face recognition, palm unlock, bracelet unlock tuya APP or TTLOCK APP

2) 100 faces + 100 palms + 100 passwords + 100 fingerprints + 100 proximity cards

3) Intelligent lock cylinder alarm: Use a non-matching key or unlocking tool to insert the keyhole
and try to unlock the alarm. If you use a mechanical key to unlock, you forgot to key the alarm.