Looking for the right ESP8266 WiFi module price for your next IoT project? This WiFi Arduino MEGA2560 board combines a full ATmega2560 microcontroller with a NodeMCU ESP8266 WiFi module on a single board — no separate wiring needed. With 32Mb of flash memory and a built-in CH340G USB-TTL converter, it's a convenient all-in-one solution for projects that need both Arduino Mega's extensive I/O and WiFi connectivity.