Upgraded AI Biometric Door Lock:Fingerprint door lock recognition gets more precise with every touch, unlock the door less than 0.3seconds, so you don't have to try again and again to get in.【7 in 1 Keyless Entry Door Lock】 biometric thumbprint, bluetooth APP, keypad passcode,card,physical key, iWatch and Alexa （need extra G2 gateway）. Upgrading and streamlining your home access methods, offer personalized access for your children, elderly, and other family members Super Easy To Use:After authorizing the bluetooth permission to TTlock App, Control access with a simple swipe on the smartphone app.Quickly and easily share permanent,one-time temporary codes or scheduled access with friends, family.If pairing the smart door lock with G2 Gateway (The Gateway is sold separately), you can lock/unlock your smart door knob anywhere anytime,check real-time access logs and activate voice control feature. Just connect your door lock to Alexa or Google assistant to enjoy operation Multi-Property Management:Elevate property management with an integrated TTLock app that offers convenient control of all your smart locks. You can Generate a passcode remotely internet and share it to your visitors and also revoke access anytime.Perfect for Airbnb hosts, apartment rental managers, and self-housing residents, it provides solution for landlords with multiple properties Security and Durability:Your peace of mind is our top priority,The electronic door lock equipped with auto-lock,anti-peeping code, backlit keyboard and low battery alert to enhance your home security. Our keyless entry door lock is built to withstand extreme temperatures (-22℉ to 122℉) and is IP65 waterproof.you can use this deadbolt smart lock as a fingerprint lock, keypad locks, door lock with key or door lock with code,for bedroom door lock,interior door lock,front door lock and so on Easy Installation:No extra drilling, just need a screwdriver, you can quickly install digital door lock in a short time, no need for costly locksmith services. Quickly replace your existing front door handle, door lever, door knob, deadbolts. Reversible handle fit both left and right-handed doors. (Tips: Upper lock and lower lock distance must be >4.7''(120mm).MSR X6 keypad door lock with handle offers lifetime after-sales customer service. Any questions please contact us 1.Enjoy fingerprint + pin code + smartphone app + key fob + mechanical keys, what's more, you still can use Alexa voice (Wi-Fi Gateway required) and remote unlock (Wi-Fi Gateway required) for your door. This multifunctional smart lock provides personalized access for your children, elderly family members. Versatility at its finest! 2.Pair with the G2 Gateway (sold separately), you can lock/unlock your keyless entry door lock with Alexa/ remote control it TT lock the app. Perfect solution for airbnb short-term rental hosts, rental property management, and self-housing resident. 3.Our smart lock's 360° biometric sensor recognizes fingerprints in just 0.3 seconds, unlocking your door in as little as 1 second. Say goodbye to keys and fumbling with locks. Your finger is now your key, providing convenient and secure access to your home. 4. Command your exterior door from your phone. permissions for family or friends by app. Generate one-time or permanent code remotely. Real-time access tracking keeps you in the loop even you're outside. Auto lock feature keeps your back always safe.