This is the NodeMCU development board based on ESP32, features WiFi+Bluetooth connectivity, onboard CP2102 and keys. What's more, all the I/O pins of ESP-WROOM-32 module are accessible via the extension headers.
Thanks to the rich open-source resources, it supports development in various ways such as Lua/AT commands/MicroPython/Arduino/IOT source code, etc. helps you to fast prototype IoT applications.
WIFI module: ESP-WROOM-32
The NodeMCU-32S suit for IOT applications such as:
Weight: 0.01 kg