
Chhavi is an Arduino-compatible, ESP32-based fingerprint sensor with NFC
Chhavi is simply an outstanding fingerprint sensing hardware, much like the fingerprint sensor in your smartphone, thanks to Fingerprints’ FPC BM-Lite fingerprint sensor and the amazing ESP32. Chhavi is a touch-capacitive, cordless, NFC-enabled fingerprint sensor with extremely low power consumption and advanced security features. The