Sensor Type

Optical or Capacitive (e.g., R303, FPM10A, AS608)

Interface

UART (TTL) (3.3V or 5V logic, baud rate adjustable)

Operating Voltage

3.3V–5V DC (Typical: 3.8V–5V for most modules)

Current Draw

~30–80mA (During operation; standby: <20µA)

Template Capacity

Up to 1,000 fingerprints (Depends on model, e.g., AS608 stores 512 templates)

False Acceptance

<0.001% (Security level adjustable)

False Rejection

<1.0%

Matching Speed

<0.5 seconds (Avg. 1:1 or 1:N matching)

Enrollment Time

~0.5–2 seconds (Per fingerprint)

Baud Rate

9600–115200 bps (Configurable via commands)

Security Level

1–5 (adjustable) (Higher = stricter matching)

Dimensions

Varies (e.g., 32mm × 20mm × 5mm for compact modules)