Arduino / ESP32 Project Tutorial
In this video,I show you how to use Fingerprint scanner Android Mobile phone for a door unlock using ESP32 or ESP8266 Wifi or Arduino wifi module.For making this project you need ESP32, Relay module,Solenoid door lock and Android mobile phone

Arduino/ESP32 sketch : https://github.com/makertut/android-fingerprint-esp32
Android source code : https://github.com/makertut/android-fingerprint-esp32
Android app : https://play.google.com/store/apps/details?id=com.makertutor.fingerprintesp32

Arduino/ESP32 Project Material
FireBeetle ESP32 IOT http://bit.ly/2TZJ7ri
Relay Module 1 Ch http://bit.ly/33lL4mi
Solenoid door lock http://bit.ly/39PsFkf
TP4056 Charger http://bit.ly/2RC7hIh
Mini PC LattePanda http://bit.ly/2Ip7rxh

source