The NodeMCU V2 is a ESP 8266-based development kit with open source firmware. With just a few lua-skriptzeilen you can design your own IoT project with the module. 2 x 2.54 mm 15-pin header with the LED: - 10 GPIO as PWM, I2C and 1-wire can be used SPI -UART ADC https://elecena.pl/product/28015806/joy-it-lua-board-development-kit 2025-03-12 https://elecena.pl/product/28015806/joy-it-lua-board-development-kit 2025-09-17