Product overview This fingerprint lock combines a touch fingerprint sensor with a digital keypad to provide keyless, reliable access for homes and small offices. Its simple, professional design lets you a damaged or lost mechanical lock quickly while improving daily convenience and security. Key benefits Keyless entry for convenience and control. Enter by fingerprint or by PIN to avoid carrying keys. Enhanced privacy for PIN use. You can enter random digits before or after the true password to prevent PIN exposure. Fast replacement and easy installation. The lock has a simple structure designed to swap into common door preparations without extensive modification. Versatile use. Designed for front doors, apartment units, bedroom doors, and office doors where secure, convenient entry is needed. Dual access options. Supports fingerprint unlocking and keypad code combinations for flexible access management. Main features Touch fingerprint sensor for biometric access. Digital keypad for PIN entry and combination lock operation. Randomnumber input support to mask the real password during entry. Keyless operation suitable for front door, home, bedroom, office, and apartment use. Professional, reliabilityfocused design tailored for everyday use and straightforward replacement of existing locks. Function and compatibility Functions: biometric fingerprint recognition, numeric keypad entry, and combination mode with randomdigit masking. Compatible applications: residential front doors, apartment unit doors, bedroom doors, office doors and other standard interior and exterior door installations where a keypad or fingerprint lock can be fitted. Structure: simple and serviceable design intended to damaged or lost traditional locks without complex work. Practical use scenarios Home front door replacement: Swap out a damaged mechanical deadbolt for biometric and keypad access to eliminate key loss concerns and allow family members to enter by fingerprint or code. Office entry control: Use fingerprint and PIN access for a small office team, avoiding shared keys and simplifying access management. Bedroom or apartment unit security: Add privacy and controlled access for bedrooms or rented units while keeping installation and daily operation straightforward. Why choose this lock Provides secure, key access with both fingerprint and keypad options. Offers antipeek PIN entry through randomnumber support for better privacy. Built to be a practical, easytoinstall replacement for traditional locks in a range of residential and small commercial settings.