Feature:1. Smart Lock Technology: Experience the ultimate convenience and security with our keyless entry door lock. Our smart lock utilizes advanced fingerprint recognition technology, allowing you to unlock your door in just 1 second, eliminating the need for keys or codes.2. Built-in HD Camera and Doorbell: Enhance your home security with the built-in 1080P smart cat\u0027s eye surveillance camera and doorbell. Receive real-time push notifications to your mobile phone when someone rings the doorbell, and easily choose whether to remotely open the door for your guest through our user-friendly Tuya Smart App.3. Unparalleled Safety and Durability: Rest assured knowing that your safety is our top priority. Our fingerprint door lock guarantees indubitable safety by utilizing unique biometric characteristics, ensuring that only authorized individuals can access your home. Crafted from durable stainless steel material, this electronic door lock is built to last and provides reliable protection for your property.4. Versatile and Easy Installation: Our smart lock is designed to fit most standard doors, making it a versatile choice for any home. With the included screws and 3585 lock body, you can easily install it on doors with a thickness ranging from 35mm to 120mm. Whether you have a wood, steel, brass, stainless steel, or aluminum door, our lock is compatible and will seamlessly blend with any style.5. Energy-saving and Environmentally Friendly: Say goodbye to wasted energy and ongoing battery replacements. Our smart lock features an energy-saving design, powered by 4*AAA batteries(not included) that can last up to half a year. Enjoy the convenience and peace of mind knowing that your home is secure without compromising on environmental sustainability.Specification:Item Type: Door LockColor: BlackMaterial: Aluminum AlloySupply: 4 x AA Batteries (not included) Charging: Micro USBUnlock Methods: Fingerprint, Card, Password, Key, App(Wireless Fidelity) Fingerprint Capacity: <100pcsPassword Capacity: <100 groups Card Capacity: <100pcsApp: for Tuya smart app/Smart life appNetwork: 2.4G Wireless FidelitySize: 35 x 3.7 x 2.5cm/13.8 x 1.4 x 0.9inchDoor Thickness: 40-90mm.Package List:1 x Front Panel1 x Rear Panel1 x Lock Body2 x Cards2 x Keys1 x User Manual1 x Screws BagNote:Due to the different display screen and light effect, the actual color of the item might be slightly different from the color showed on the pictures.