Euukaitary Fingerprint Smart Door Knob with Keypad, WiFi App Remote Control and Auto-Lock, Satin Nickel

6-in-1 Smart Lock Pro: Keyless Freedom with Built-In WiFi & Bank-Grade Security Save $40+ vs. Gateway-Dependent Locks - Control from Anywhere!  Unlock Six Ways, Ditch Your Keys Forever Experience ultimate access flexibility with our ANSI Grade 3 security standard lock, engineered for busy households, Airbnb hosts, property managers, and security-conscious professionals. Six seamless entry methods adapt to every scenario: Lightning-Fingerprint Scan - Bank-grade optical sensor with AI chip verifies prints in 0.3 seconds (99.9% accuracy) Custom Passcodes - Create unlimited permanent/temporary/hourly codes via app Smartphone Control - Lock/unlock remotely with iOS/Android app Voice Commands- "Alexa, lock my front door" / "Hey Google, is the lock secured?" RFID Keycards - Ideal for kids, elderly, or service staff (2 cards included) Physical Key Backup - UL-listed emergency cylinder for peace of mind  Revolutionary Built-In WiFi - No Gateway Required! ✓ Direct 2.4GHz WiFi connection to your router. ✓ Real-time notifications: Know WHO entered & WHEN. ✓ Remote access from vacation spots or business trips. ✓ Pro Tip: Create unique codes for cleaners/dog walkers with automatic expiration.  Advanced Security Features • Snoop-Proof Keypad - Random digit protection prevents PIN espionage • Auto-Lock Customization - Set 1-900s automatic locking (override anytime) • Brute-Force Defense - System locks after 5 failed attempts • Tamper Alarm - Instant app alert if physical attack detected  Power & Installation Made Effortless 4x AA Battery Powered (not included): 5+ months normal use (500+ activations) Low-battery alerts at 20%/10%/5% levels  External USB-C emergency power port 10-Minute DIY Install: Fits standard US/Canada doors (1-3/8" to 2-1/6" thickness) Left/right handle reversible - No drilling or wiring Video-installation-guided setup  Certified Reliability You Can Trust ANSI Grade 3 - Highest residential security rating 20,000+ cycle stress-tested mechanism Temperature Test(-22°F to 158°F) & Humidity Test(93%/96H) 18-month warranty + lifetime US-based support