Smart Fingerprint Door Knob With Tuya App Control 4 In 1 Unlock Fingerprint, Password, Mechanical Key, And Bluetooth App Access, Supports Up To 255 Users, Anti Slip Handle For Bedroom, Home, Hotel Or Office

4-in-1 Smart Fingerprint Door Knob with Tuya App Control
✔️ 1 lock, 4 unlock methods: fingerprint, password, key, Bluetooth

Experience a smart door lock that blends security and convenience with Tuya app control. Designed for standard US doors, it lets you unlock via fingerprint, password, mechanical key, or Bluetooth app, and supports up to 255 user profiles. Ideal for bedroom, study, garage, basement, office, hotel, or other spaces.

✅ 4-in-1 unlock methods: fingerprint, password, mechanical key, Bluetooth app
✅ Stores up to 255 user fingerprints for easy sharing
✅ Fits standard US door thickness 1.26-1.89 in
✅ Auto-locks behind you after 3 seconds
✅ Backlit keypad for clear visibility in dark rooms
✅ Anti-slip metal handle for comfortable rotation
✅ Bluetooth app control via Tuya app for real-time unlock records

💡 What is a 4-in-1 smart door lock with Tuya app control used for?

A handy solution for secure access in homes and small offices. - 4-in-1 access methods for convenient entry - Manage up to 255 user fingerprints via Tuya app - Fits standard door thickness 1.26-1.89 in with auto-lock - Backlit keypad for use in dim environments ✝️