Fitnate Bluetooth Digital Code Door Lock Knob Gate Lock With, Simple To Install. Product Features ??4-IN-1 Unlock Ways?Smart door knob has 4 unlock ways : Fingerprint + Password+Mechanical Key+App Bluetooth Control?Download Tuya app)?give your family or friends more ways to open doors.One lock could store up to 255 users fingerprint. ??Feature-rich and Multi-scene use? Smart lock is suitable in most standard doors in the US. The door thickness between (1.26~1.89inch). It work perfectly in different settings from bedroom, study, garage, basement, office, hotel etc. ??Easy Installation and Programming?Keypad door lock is easy to install. All it takes is a small screwdriver, and about 10 minutes to install. Detail Install Guides you can refer to the File of "Installation Instructions ".Password programming design is also very user-friendly, simple operation. ??Sturdy Stylish?Smart lock is made up of metal material, use exquisite design to make the handle anti-slip and comfortable to grab when rotating.With automatic locking retractor, the electronic door will automatically lock behind you after opening for 3 seconds. ??Safety Insurance and Customize Management?Set passwords to protect family, friends or tenants.Maximum length is up to 10 digits.Using Bluetooth to switch the door on and off, you could check the records about unlocking and wrong passcode in real time. You can share password with your family anytime, anywhere. ??User-Friendly Design?Smart lock is equipped with a backlight mode, which allows you to clearly see the keyboard in a dark environment. What?s more, it is waterproof and the waterproofing grade reaches to 4 levels. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!