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【Smart Fingerprint Door Lock – 5-in-1 Keyless Entry with Advanced Security】 【5 Intelligent Unlock Methods】Experience seamless access with five versatile unlocking options:360° Fingerprint Recognition: High-precision semiconductor sensor for instant verification.Tuya Smart App: Remote control, real-time alerts, and access history tracking.Anti-Peep Keypad: Secure PIN entry with hidden digits to prevent shoulder surfing.IC Card/Fob: Ideal for children, elderly, or temporary access.Mechanical Key Backup: Traditional key for emergencies.Bonus Features:✔ Temporary Passwords – Grant time-limited access for guests or service personnel.✔ Normally Open Mode – Keep doors unlocked during gatherings or moving days. 【Military-Grade Fingerprint Technology】0.3-Second Recognition: Advanced 3D semiconductor sensor captures fingerprints at any angle.99.9% Accuracy: AI-powered algorithm rejects fake or partial prints.1-Second Unlocking: Faster than traditional keys—no more fumbling in the dark.Biological Encryption: Stores fingerprint data as mathematical codes (non-replicable).【Fortified Security & Durability】Anti-Tamper Alerts: Triggers alarms after multiple failed attempts.One-Touch Auto-Lock: Press any keypad button for 2 seconds to instantly secure the door.All-Weather Resistance: Withstands -25°C to 70°C temperatures and 20–90% humidity.Reinforced Aluminum Alloy: Scratch-proof, corrosion-resistant, and drill-resistant.【Power Efficiency & Emergency Options】6-9 Month Battery Life: Runs on 4×AAA alkaline batteries (low-battery notifications via app).USB Type-C Emergency Power: Connect a power bank if batteries die.Mechanical Key Backup: Always accessible for fail-safe entry.【Technical Specifications】Category DetailsMaterial Aerospace-grade aluminum alloyFingerprint Sensor Semiconductor 3D scanner (360° recognition)Power Supply 6V (4×AAA alkaline batteries)Low-Voltage Alarm 4.7V ± 0.2V (App notification + audible alert)Operating Range -25°C to 70°C / 20–90% humidityUser Capacity 100 fingerprints/passwords/cardsUnlock Modes Fingerprint, APP, keypad, IC card, mechanical keyDoor Thickness 35–85 mm (wooden/metal/office/hotel doors)Current Consumption Dynamic: ≤60µA Standby: >250mA【What’s Included】✔ 1× Smart Fingerprint Lock (Pre-installed mounting hardware)✔ 2× Mechanical Keys (Anti-lost design)✔ 2× IC Cards (For secondary users)✔ 1× USB Type-C Cable (Emergency power)✔ 1× Installation Guide (Multilingual)