Homeowners & Rental Hosts Great solution for Airbnb & HomeAway short-term rental hosts, rental property management, and self-housing resident. Generate a passcode remotely w/o internet and share it to your visitors. Advanced 3D Fingerprint Unlock the door less than 0.3 seconds with our 3rd generation fingerprint access technology. The most secured 5-in-1 Keyless Entry Smart Door Lock: Fingerprint + Passcode + Fob + Smartphone + Key. Easy Installation Easy to install in minutes with just a phillips screwdriver. No extra drills needed. No locksmith needed. Door handle is reversible for both left and right handed doors. Remote Control / WiFi Access If paired with Sifely WiFi Gateway (Optional Add-on, Sold Separately), you can lock/unlock your smart door lock anywhere anytime, set up codes remotely and check real-time access logs. Satisfaction Guaranteed App/Software is free to use forever. No hidden charges or long-term costs. 30-day money back guarantee, 1-year product warranty and a lifetime customer support following the date of purchase.