Smart Bluetooth Fingerprint Door Lock

Multiple Ways to Unlock - Fingerprint, passcode, smartphone app, IC card, and mechanical key - Fingerprint sensor for quick and secure entry (unlock within 1 second) - Remotely unlock with smartphone app (requires Wi-Fi gateway) - Voice control option (Wi-Fi gateway required)

Wide Application - Supports 100 sets of fingerprints, 100 sets of passwords, and 100 sets of cards - Suitable for various door styles and materials - Ideal for front doors, homes, offices, and rental properties - Perfect for Airbnb hosts, rental property managers, and self-housing residents - Generate one-time and long-term passcodes remotely and share them with visitors

Safer & Smart Door Lock - Auto-locking feature after you leave (set time from 1-180 seconds via app) - Password setting, member management, log records, and volume control via app - Low battery voice alarm with battery exchange reminder - Emergency power port ensures you're never locked out due to flat batteries

Easy Installation - Fits doors 40-60mm (1.57-2.36 inches) thick - Super easy to install; comes with hole drawing, accessories, and manual - Reversible handle for left or right-handed doors

Satisfaction Guaranteed - Free, lifetime app usage with no hidden charges - Lifetime customer support; contact us for any questions or advice