Welcome to our store! 1. Aluminum alloy material, strong and durable to use. 2. Simple installation, safety in use, and exquisite appearance. 3. Intelligent fingerprint unlocking learning, high sensitivity. 4. Multi-user management, 10 management users, 90 common users. 5. Dual unlocking mode, can be set to single fingerprint unlocking, can also be set to dual fingerprint unlocking. Features: Aluminum alloy material, strong and durable to use. Simple installation, safety in use, and exquisite appearance. Intelligent fingerprint unlocking learning, high sensitivity. Multi-user management, 10 management users, 90 common users. Dual unlocking mode, can be set to single fingerprint unlocking, can also be set to dual fingerprint unlocking. Specifications: Management Users: 10 Common Users: 90 Battery Model: 4pcs AA batteries (not included) Static Working Current: 30uA Opening Current: 130 mA Working Temperature: -20-55 ℃ Package Weight: 257g/9.1oz Package List: 1 x Controller (Batteries not included) 1 x Lock Body 1 x Installation Kit 1 x User Manual Note: Please note that the new type and old type of this product will be sent randomly, and make sure you don't mind before ordering.