4 In 1 Smart Door Lock With Fingerprint, Bluetooth App Control, Keypad Code And Physical Key, Black Door Handle Lock Set For Easy Access, Unlock In 0.2 Seconds, Auto Lock In 3.5 Seconds, Never Fumble For Keys Again
✔️ Unlocks in 0.2s, auto-lock 3.5s, 4 unlock methods incl keypad
This 4-in-1 smart door lock combines fingerprint, keypad, Bluetooth app control and physical key access, ideal for securing doors in homes, hotels, apartments, offices, and other interior spaces. It fits most US standard doors and installs quickly with just a screwdriver, no drilling required.
✅ 4 unlocking methods: fingerprint, Bluetooth app, keypad code, and physical key
✅ Unlocks in 0.2s; auto-locks after 3.5s
✅ Battery: 4*AAA; about 12 months; low-battery reminder; USB emergency unlock
✅ Construction: zinc alloy; fits left/right-handed doors; door thickness 1-3/8 in to 2-1/6 in (35 mm to 55 mm); latch 2-3/8 in (60 mm) or 2-3/4 in (70 mm)
💡 What is a smart door lock with fingerprint and keypad used for?
Used to provide secure, convenient entry for homes, hotels, and offices.- multiple access options for secure entry
- handy biometric and code-based authentication with app control
- auto-lock and low-battery alerts help prevent lockouts