Smart Door Knob Fingerprint Door Lock 4-in-1 Keyless Entry (Fingerprint/App/Code/Key) with Auto-Lock Easy Install for Home/Bedroom/Office-Silver

Smart Door Knob Fingerprint Door Lock 4-in-1 Keyless Entry (Fingerprint/App/Code/Key) with Auto-Lock Easy Install for Home/Bedroom/Office-Silver

• 【4-in-1 Smart Door Knob with Lock】 Enjoy ultimate flexibility with 4 unlocking methods: fingerprint (99% recognition rate), Tuya app control, anti-peeping keypad, and 2 emergency keys. Perfect for families with kids/elders - store up to 100 fingerprints/codes/cards
• 【Military-Grade Local Data Storage】 Your biometric data stays 100% offline in the door handle's encrypted chip - zero cloud vulnerabilities. Rest easy knowing hackers can't access your fingerprint/password details, ideal for security-conscious homeowners
• 【Silent Auto-Lock & Low Maintenance】 Auto-locks securely 5s after closing. Night owl friendly: Enable silent mode to avoid disturbances and use C-port emergency power when batteries run low
• 【0.5s Lightning-Fast Access】 Advanced biometric tech recognizes fingerprints in 0.5 seconds - faster than pulling out keys
• 【Easy Installation】 No drilling/wiring! Our fingerprint door knob fits 1.18"-1.97" thick wooden doors (left/right swing). Comes with video tutorials and all tools - even tech novices can install it during a coffee break