Russian Voice Speaker WiFi Remote Control Fingerprint NFC Code Door Lock

Russian Voice Speaker WiFi Remote Control Fingerprint NFC Code Door Lock. Multi-Mode Access: Supports Mobile App, Fingerprint, Code, NFC Card, and Mechanical Key for flexible entry. High Security Material: Constructed from Stainless Steel 304 with Anti-theft Standard C for enhanced durability. Fast Recognition: Semiconductor fingerprint comparison time is less than 1 second with low error rates. WiFi Remote Control: Enables remote management and monitoring via mobile application for modern convenience. Customization Options: OEM/ODM services available including custom logo on keys, cylinders, and packing design. Power Backup: Operates on 6V DC (4 AA batteries) with mechanical key backup in case of power loss. Wide Compatibility: Fits door thickness of 30mm-55mm, suitable for households, offices, and apartments. Quality Assurance: Strict quality checks before packing with 2-year warranty and free maintenance coverage.