The ESP32-WROVER-E (8M) is an Espressif manufactured Internet of Things (IoT) module that is an improved version of their popular ESP32-WROVER. It is a System-on-Chip (SoC) that integrates dual-core processor of Tensilica Xtensa LX6 architecture, as well as a radio circuit. The module features WiFi capabilities, Bluetooth Low Energy (BLE), and an 8MB SPI SPIPSRAM. It offers a total of 8MB of RAM, including 4MB of Instruction RAM, 4MB of Data RAM, and 8MB of SPIFFS. The unit is a Small Outline Package (SMD) and measures 18mm x 11.5mm, making it the most compact form factor on the market. Additionally, the module is compatible with most existing ESP32 platforms and offers a robust, low-power solution for industrial automation and home automation applications.