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The Arduino Fingerprint Sensor ID-TCS2S is a high-performance capacitive fingerprint scanner designed for secure and reliable biometric identification in Arduino-based devices. With USB and UART communication support, compact dimensions, and advanced fingerprint recognition algorithms, it enables fast integration into smart terminals, access control systems, and embedded applications.
Built with the ID821 processor and next-generation fingerprint recognition technology, this Fingerprint Sensor with Arduino delivers high-speed matching and excellent accuracy, making it ideal for projects requiring secure authentication and stable performance.
Advanced Capacitive Fingerprint Sensor technology
Fast 1:N matching (< 0.6s for 200 fingerprints)
High-resolution 508 DPI imaging
Supports USB and 3.3V-TTL UART communication
Compact design for space-constrained devices
Compatible with Android, Windows, Linux, and embedded systems
| Model | ID-TCS2S |
| CPU | ID821 |
| Fingerprint Capacity | 2,000 / 5,000 |
| Sensor Type | Capacitive |
| Resolution | 508 DPI |
| Image Size | 288 × 208 pixels |
| Capture Window | 14.4 × 10.4 mm |
| Matching Mode | 1:1 / 1:N |
| FAR | < 0.001% (Level 3) |
| FRR | < 2% (Level 3) |
| Interface | USB / UART (3.3V-TTL) |
| Operating Voltage | 3.3V |
| Operating Current | 55mA |
| Operating Temperature | -20℃ to 55℃ |
| Humidity | 20% – 90% RH |
This Fingerprint Sensor Arduino module is widely used in:
Arduino development boards and embedded systems
Smart access control terminals
Self-service identity verification kiosks
Industrial control terminals
Handheld PDA devices
Looking for more biometric solutions? Explore our fingerprint module series for embedded and industrial applications.
Compared to traditional optical modules or entry-level solutions such as the commonly searched Adafruit fingerprint sensor, the ID-TCS2S offers enhanced durability, faster recognition, and improved security performance. Its capacitive sensing technology ensures stable operation in demanding environments, making it a reliable choice for commercial-grade Arduino projects.
Yes. The module supports UART communication (3.3V-TTL) and can be integrated with most Arduino boards using serial communication.
Capacitive fingerprint scanners capture fingerprint data by detecting electrical differences on the skin surface, providing higher accuracy, improved durability, and better resistance to light interference compared to optical sensors.
The module supports storage of up to 5,000 fingerprint templates depending on configuration.
