Green Light Optical Fingerprint Reader Sensor Module for Arduino Mega2560 UNO R3

A compact optical fingerprint sensor module designed for embedded biometric systems. It communicates over a standard TTL UART serial connection and features high-accuracy onboard verification for up to 1,000 templates.

Key Specifications

• Electrical & Power:
• Supply Voltage: 3.8V – 7.0V DC
• Operating Current: $< 65\text{ mA}$ (Peak: $< 95\text{ mA}$)
• Biometric & Performance:
• Image / Search Time: $< 1.0\text{ second}$ (1:500 average search)
• Capacity: Up to 1,000 fingerprint templates
• Accuracy (Security Level 3): FAR $< 0.001\%$ | FRR $< 1.0\%$
• Sensing Window: $14.5 \text{ mm} \times 19.4 \text{ mm}$
• Communication:
• Interface: UART (TTL logic levels)
• Baud Rate: Configurable from 9,600 to 115,200 bps (Default: 57,600 bps)
• Physical & Environmental:
• Dimensions: $54 \text{ mm} \times 20 \text{ mm} \times 20 \text{ mm}$
• Indicator: Integrated status LED (Constant / Flashing)
• Operating Range: $-20^\circ\text{C}$ to $50^\circ\text{C}$, 40%–85% RH (non-condensing)