Smart Door Lock, Hornbill 7-in-1 Keyless Entry Door Lock Biometric Fingerprint Smart Deadbolt, Electronic Digital Bluetooth Keypad Code Door Lock, Smart Locks for Front Door, IC Fob & Free App Control, 7-in-1 hornbill Smart Door Lock: Fingerprints+IC Fobs+Codes+Free App+Auto Lock+One Touch Lock, Compatible with Alexa or Google Assistant(Requires a G2 wifi gateway to hook it up to Internet, you can control smart lock from anywhere anytime, sold separately), Keyless Entry Door Lock: hornbill smart deadbolt can recognize your fingerprint in just 0.5 seconds, and unlock your door in 1 second, faster than fumbling for your keys. Smart Lock correctly recognizes registered fingerprint up to 98% of the time when your finger is placed correctly on the scanner., Control Access for Guests: Generate a custom passcode from the free App, grant access for a few weeks, a few hours, a few minutes, and revoke them again whenever you need to. It’s up to you. Give a temporary passcode to guests, visitors, housekeepers or employees(They don't need to download the App). Never worry about lost, stolen or copied keys again., Automatic Locking: When your door is closed and locks it automatically, keeping your home secure even when you’re in a hurry. Smart electric door lock provide extra home security with auto lock feature (5-120s, Customize) to keep your house safe. After somebody enter incorrect passcode 5 times, hornbill smart lock will be automatically locked for 5 minute (The App/the key/Admin passcode can unlock the door), Longer Lifespan & More Reliable: 4pcs AA batteries can provide 5000 openings (approx. 6 months), Smart Lock or APP will remind you to replace the battery. When the smart lock keyless lock is low battery, the Smart door lock will alarm, or you can check the battery level in the APP. You could temporarily charge your keyless door lock by using USB powered backup. Any questions such as installation or App problems(or for more gateway information) please feel free to contact us., ,