SincereetaliWith its characteristics of small size, easy installation and security assurance, this product contains a second-generation chip and a rechargeable battery, which can achieve flawless unlocking for more than one million times and be a security guardian of your home and office. Features: - Attractive feature: Small size and easy installation, security assurance, second-generation battery, rechargeable battery and safe unlocking. - Professional biometric technology: fast identification, semiconductor biometric identification at any angle, 0.5 seconds fast unlocking. - Self-learning algorithm: This product is a patented product designed by the user and can record 20 fingerprints. Each fingerprint identification is compared, spliced and recorded each time, which effectively improves the recognition rate and makes the product more sensitive. - Electricity saving: low power consumption. With the external USB emergency socket, you will never worry that the lock can not be opened without power. - Wide Application: Suitable for all kinds of door cabinets, bedside cabinets, bedside cabinets, drawer cabinets, desk drawers, mailboxes, fitness cabinets, etc. Specifications: Material: ABS Color: Black Identification: 360 degree semiconductor fingerprint identification Number of registered fingerprints: 20 Recognition time: