Feature: 1. RAPID ACCESS: Equipped with a fingerprint scanner that unlocks in 0.5 seconds, the lock offers faster and more secure access than traditional locks. This lock allows you to quickly access your home or office by just scanning your fingerprint. 2. ENERGY EFFICIENT AND LOW INTERFERENCE: The smart cylinder lock features a low power design that is energy efficient and boasts strong anti interference capabilities. It also allows you to connect and view access records, enhancing security and reliability . 3. ADJUSTABLE DESIGN: The cylinder lock offers an adjustable lock core catering to doors of 60‑110mm thickness. It can be installed on wooden doors, iron doors, security doors, and more, making it a versatile choice for all kinds of settings. 4. MULTIPLE UNLOCKING METHODS: Fingerprint, Bluetooth APP, password, remote authorization, key unlocking. These different options make the lock incredibly convenient and user friendly, with simple setup processes for fingerprints and passwords. 5. ENHANCED SECURITY: Enter random numbers before or after the correct code to confuse intruders. Ensure your safety. Never worry about locking yourself out or doubting if the door is locked. 6. CONVENIENT INSTALLATION: This lock is designed for easy and convenient installation. In case of malfunction, you only need to replace the lock core without uninstalling the lock body or drilling any holes, ensuring a swift and hassle free installation process. Specification: Item Type: Smart Cylinder Lock Material: Stainless Steel, Brass, Aluminum Alloy Battery: 300mAh Li Battery (Shipped with Built in Battery) Fingerprint Capacity: 100 pieces Unlocking Methods: Fingerprint Unlocking, Scanning, APP, For WeChat Small Program Unlocking, Password Unlocking (Support Temporary Password, Key Unlocking). Package List: 1 x Fingerprint Lock 1 x USB Charging Cable 2 x Keys 1 x Wrench 1 x QR Code Tutorial