【APP Smart Control】Unlike traditional lock cores, this smart lock core integrates a chip enabling mobile Bluetooth pairing. With a Bluetooth gateway, you can remotely control the lock via an app, anytime and anywhere 【2-in-1 Design】Combines a fingerprint sensor and keypad into a single unit, catering to diverse user needs for seamless access 【5 Unlocking Methods】App remote unlock, fingerprint recognition, password access, IC card access, traditional key access 【100 Fingerprint Capacity】Store up to 100 fingerprints, far exceeding the 20-50 limit of similar products. With a recognition rate of 99.9% and a 0.3-second unlock speed, it eliminates the hassle of carrying keys 【Battery Powered, No Plug Required】Operates with 3 LR03 batteries (not included) lasting up to 12 months. Includes a Type-C emergency charging port for unlocking during power outages - no risk of being locked out 【Simple Installation】Easily replace your existing lock core without damaging or changing the door structure. Compatible with European standard lock sizes and can be installed in just 10 minutes 【Unlock Records & Temporary Passwords】Track unlock records via the app to see who and when the lock was accessed. Set temporary passwords for enhanced security and convenience 【Adjustable Cylinder for Versatile Fit】The adjustable 60mm-90mm cylinder ensures compatibility with various door thicknesses 【Smart Linkage & Alerts】Integrate with other smart devices via the app. Receive alerts for incorrect passwords or unauthorized attempts, enhancing home security Specifications: Scanning time: less than 0.3 seconds Working temperature: -20℃~60℃ Unlock times: more than 200,000 times Maximum number of fingerprints stored: 100 False recognition rate: 0.001% Power supply: AAA LR03 battery*3 (not included) Rejection rate: less than 0.001% APP: Tuya/Smart life Material: aluminum alloy/brass