Smart Electronic Door Lock with Fingerprint Biometric, App Control, Smart Card, Password, Key Access & USB Emergency Charge - Metal Wi-Fi Enabled Touchscreen Keypad, AA Battery Powered

Easy Operation: You can not only unlock the door with your fingerprint, card, key or the code you set, but also can open the door with tuya APP(BLE), very smart and convenient.Fits most wooden doorsbetween 1-3/8" and 1-3/4"+ thick (3444mm+).
Indubitable Safety: Your fingerprint is unique in the world, which guarantee the safety without doubt. Taking advantage of technology of semiconductor and biological characteristics is adopted, which avoids the same fingerprint. What's more, made of durable Aluminum Alloy material, its quality is reliable.
One-step Accessing: Ergonomic design, easy for you to unlock the door within 1 second by putting your fingerprint on it. It will lock for you automatically, keeping you and your home security all the time.
Energy-saving Design: No more worry about pollution or wasting money. With4*AAA battery(not included), it can be used for half of a year.Excellent Customer Service:You can enjoy a 30-day worry-free experience with a 18-month protection, all backed by our professional customer service team.If you encounter any problems, please contact us and I will do my best to serve you and solve the problem.
Versatile Lock: Meeting the standards of most lever lock, equipped with a bag of screws.Check compatibility before purchase: suitable for door frame thickness of 4-7 cm.Before purchasing, please watch the four-step installation process mentioned in the main picture: 1. Make holes and cut slots 2. Lock body installation 3. Front panel installation 4. Rear panel installation. It is necessary to prepare an angle grinder, a tape measure, a screwdriver, and a hole-making tool.We promise to unconditionally return or exchange goods in case of quality or any issues