4 In 1 Fingerprint Door Lock With App Code Backup Key And Keyless Entry For Home Office Hotel Or Apartment Door Knob Type Fast 1 Second Unlock And 98 Percent Recognition 50 Fingerprint Slots Black
✔️ 50 fingerprint slots, 1-second unlock, app control
This 4-in-1 fingerprint door lock delivers biometric entry alongside password, app control, and backup keys for homes, offices, hotels, and apartments. It fits most lever-style doors with backsets of 2-3/8" (60mm) or 2-1/8" (70mm) and door thicknesses of 1-3/8" to 2-1/8" (35mm-55mm). No wiring or drilling required, and installation is quick, about five minutes.
✅ 4 unlock methods: fingerprint, Bluetooth app, numeric code, and 2 mechanical keys
✅ Fingerprint recognition up to 98% with 1-second entry
✅ 50 fingerprint slots for family and guests
✅ Fits US standard doors with backset 60mm (2-3/8") or 70mm (2-1/8"), door thickness 35-55mm (1.4-2.2")
✅ No wiring or drilling; quick 5-minute install
✅ USB emergency charging for low battery
💡 What is a smart fingerprint door lock and how does it work for homes and offices? This handy device blends biometric access with digital controls for added security. - biometric fingerprint unlocks quickly - app-based control allows temporary codes and remote access - backup mechanical keys stay usable during battery issues - easy, tool-free installation on most doors