Overview: This fingerprint lock is suitable for all kinds of doors. Easy for you to install. We take advantage of our previous experience to make it easier, more convenient and user-friendly. Support APP for user management.Features: 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. Indubitable Saf: Your fingerprint is unique in the world, which guarantee the saf 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 . Versatile Lock: Meeting the standards of most lever lock, equipped with a bag of screws and a 50*50mm lock body (22*175mm), you can fix it on your door which the thickness of the door is 30-100mm. Specifications:Model: WF-H6 Color: BlackMaterial: Aluminum Alloy G.W.: 1.6KG Supply: 4*AAA Batteries(not included) Unlock Methods: Tuya APP(BLE), Fingerprint, Card, Password, Key Fingerprint Capacity: 50pcs Password Capacity: less than 100 groups Card Capacity: less than 100pcs Working Temperature: -25celsius ~65celsius Working humidity: 5percent -95percent RH Package List: 1 * Front Panel 1 * Rear Panel 1 * Lock Body 2 * Cards 2 * Keys 1 * User Manual 1 * Screws Bag?"