Type: Optical Sensor Life: 100 million times Static Indicators: 15KV Fingerprint reader supports secondary development and can be embedded into various end products, such as access control systems, attendance devices, safety deposit boxes, and car door locks. Low power consumption, low cost, compact size, and excellent performance. Professional optical technology with precise module manufacturing process. Advanced image processing capabilities, capable of capturing images up to 500 dpi resolution. Built-in finger detection function. Color: Black Material: ABS Size: 14*18 mm Interface: USB 2.0 / UART (TTL logic level) RS232 Communication Baud Rate: 9600 BPS to 115200 BPS (adjustable) Operating Environment Temperature: -20°C to 50°C Verification Speed: 0.2 seconds Scanning Speed: 0.3 seconds Character File Size: 256 bytes Template Size: 512 bytes Storage Capacity: 1000 templates Working Current: Typical ≤ 75mA Package Contents: 1 x Fingerprint Reader Module 1 x Power Cable Note: The package includes only the items listed above. Other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement error allowed within +/- 1-3 cm.