Amazon Simple Install Tuya App Automatic Electronic Biometric Fingerprint Digital Spherical Smart Knob Door Lock

Advanced Biometric Access
– High-precision fingerprint sensor ensures quick recognition (0.5s response) with 99.9% accuracy, storing up to 100 unique fingerprints for family or office use.
Dual Unlocking Modes
– Seamlessly combine fingerprint, keypad PIN (4-8 digits), or mechanical key entry for flexible security. Scratch-resistant zinc alloy knob with anti-peep keypad design.
Tuya Smart App Integration
– Remote access control via Wi-Fi, real-time entry logs, and temporary guest access scheduling (ideal for rentals/Airbnb). Voice control compatible with Alexa/Google Assistant.
Military-Grade Durability
– Reinforced stainless steel lock body with drill-resistant boron alloy bolts. IP54 waterproof rating withstands extreme weather (-20°C to 60°C).
Tool-Free Installation
– Pre-drilled universal backset (50-80mm) fits most standard doors. Auto-lock feature engages after 5 seconds for anti-theft protection. Perfect for smart homes, co-working spaces, vacation rentals, and high-traffic offices needing keyless convenience without compromising security.