5 access options provide flexible and secure entry: 5-way fingerprint, password with virtual password function, and RFID card. TTLock APP compatible with the Tuya app: manage fingerprints, set temporary passwords, and view door opening recordings from your phone. Power and reliability: powered by 4 x AAA batteries (not included) and includes a charging port for emergency power. Stay Open function: press the door handle to open without authentication when needed. Use scenarios: - Family home or apartment: convenient daily access for residents via fingerprint, password, or RFID card. - Short-term rentals or guests: issue temporary passwords and monitor entry activity through the app. - Small office or shared space: manage staff access and view door opening records for security. This device emphasizes practical access options, smart app control, battery-powered reliability, and a convenient Stay Open feature.