Built on ESP32 - S3 with Xtensa 32 - bit LX7 dual - core processor running at up to 240MHz for high - performance computing. ^^ Integrates 2.4GH z Wi - Fi and Bluetooth 5 (LE) for reliable wireless communication with excellent RF performance. ^^ Features isolated RS485 and CAN interfaces, enabling easy connection to industrial expansion modules, sensors, and CAN devices. ^^ Equipped with pin headers for connecting other devices and a wide - voltage (7V - 36V) terminal block power supply for industrial use. ^^ Includes USB Type - C for power and debugging, RTC for timed tasks, digital isolation, and status indicator lights, all in a rail - mounted protective case.