NodeMCU based on ESP-WROOM-32 module Based on ESP32 DEVKIT DOIT 30 GPIO Version ESP32 is a dual-core 32-bit processor with built-in 2.4 GHz Wi-Fi and Bluetooth 4MByte flash memory 520KByte RAM 2.2 to 3.6V Operating voltage range In breadboard-friendly breakout USB micro B for power and Serial communication, use to load the program and serial debugging too Packing list x1 unit NODEMCU ESP32 (30pins) x1 unit USB Micro B cable
