- Three Unlocking Methods: Experience advanced security with our 3-in-1 keyless biometric door lock. Choose from fingerprint access, an anti-peep virtual password, or a traditional physical key. Accommodates up to 50 fingerprints with a remarkable recognition rate of 99%, unlocking in just 0.3 seconds. Two mechanical keys are included for emergency situations. - Easy Installation: Designed to fit US standard doors, this fingerprint door lock works with a rear distance of 2-3/8 inches (60mm) and a door thickness ranging from 1-3/8'' to 2-1/8'' (35mm-55mm). No wiring or drilling is required, allowing for quick installation using just a small screwdriver. The latch is also adjustable for a perfect fit. - Energy Efficient: Powered by 4 AAA batteries (not included), this lock offers up to 12 months of use based on frequency. It features a low battery reminder and an emergency USB charging port, ensuring you're never locked out. The ability to unlock with a traditional key adds an extra layer of reliability. - Durable and Secure: Crafted from high-quality zinc alloy, the fingerprint door lock is resistant to corrosion and designed with a sleek, modern appearance. It's ideal for a variety of settings, including offices, apartments, hotels, and personal spaces, providing enhanced security and privacy. Applications: - Perfect for busy professionals needing quick access without fumbling for keys. - Ideal for families wanting to increase home security while allowing multiple fingerprint entries for ease of use. - A great choice for rental properties, enabling secure access for guests while maintaining control over entry permissions.