Keyless Entry Smart Lock With Handle,Unlock A Smarter And Safer Home ! There are 10 ways to unlock the lock: fingerprints + passcode + IC card + ekey sharing + mechanical keys + TT lock app + app watch + remote unlock + real-time viewing + alexa voice (need a gateway, sold separately )auto-lock,No need to wear the key to go out, easy access.Enjoy choose the unlocking method that nice suits your needs and preferences.The smart door lock has a simplified appearance design and convenient smartphone App management system. No worry about forgetting to lock the door, smart lock will automatically lock within the time set by yourself, bring the amazing experience of smart life. Smart Door Lock with Handle- Auto Lock Enjoy Security And Peace Of Mind Auto-Lock:Forget to lock on the way out? No worries, auto-lock will lock it for you as you leave. You can adjust these settings with the TT lock app! One-time Passcodes:Remotely generate and share with couriers, delivery people or otherservice people.The passcode cari be used only once and is automatically deleted after one use. Emergency Port & Backup Key:Our electronic lock has a backup power port for emergency access when batteries run out, so you're never locked out of your house when the battery is low. Multi-user Management:The administrator has permission to authorize family members or trusted friends in the tt lock App.Share your digital lock access in the app to manage the locks, and you can also revoke access anytime. TT Lock APP Control:You can manage smart door locks in both TT lock App and Web.Best choice for management of personal house property, Airbnb, rental apartment, Enjoy peace of mind with a smart door lock with handle, Experience the Can bring security and convenience. Keypad and Anti-Peep Keypad keyboard door lock with handle that makes it easy to use at night. Set 6-8 digit-length passcode for door keypad locks, you can enter random numbers before and after real code to protect your passcode. Silent Mode In silent mode, no more beeping sound when pressing keypad.let your child sleep peacefully without any disturbance from sound. Stay Unlocked Turn on passage mode for busy in and out, keep the door unlocked, let your visitors come and go with ease. Advanced Wifi Feature with G2 Gateway, Remote and Voice Unlock,Enjoy Peace and Quiet Keyless Entry ! Voice Control : Easily control your smart door lock with single asking.(Gateway Required) Remote Control : With Wifi gateway (sold separately), you can remotely control your lock anytime anywhere. One Stop Web Management : Manage and control all your properties with TTlock APP or on the web system With our G2 gatway(sold separately), you can even remotely control all your smart locks in one APP.