ESP32-WROOM-32E (16MB) with Module: IoT; Bluetooth Low Energy, WiFi; SMD is a highly integrated module made by Espressif that combines a low-power microcontroller, Bluetooth low energy, and Wi-Fi capabilities into one portable device. The module is a complete solution ready to build an Internet of Things (IoT) application. It is integrated with a wide array of peripherals and interfaces, including a rich set of I/O functions. It also offers high speed communication protocols with high security IoT applications, such as Bluetooth Low Energy and Wi-Fi. All of this comes in a module that is no larger than 12mm by 12mm, making it an ideal size for any application. This module is also manufactured in surface-mount technology, making it easy to assemble and soldering it onto a board.