FeaturesBased on ESP32-S3 microcontroller with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHzIntegrated 2.4GH z Wi-Fi and Bluetooth LE dual-mode wireless communication, with excellent RF performanceThe outputs adopt Darlington transistors with optocoupler isolation, delivering higher drive capability with a sink current of up to 500 mA, and feature built-in flyback diode protectionSupports passive and active digital input, with bi-directional optocoupler isolation. The digital output supports digital input linkage controlOnboard isolated RS485 interface, for connecting to various RS485 Modbus industrial modules or sensorsOnboard isolated CAN interface, for connecting to various CAN devicesOnboard pin header, allowing access to other devicesOnboard USB Type-C port for power supply, firmware downloading and debuggingOnboard power supply screw terminal, supports 7~36V wide voltage input, suitable for industrial applicationsOnboard RTC chip, supports scheduled tasksOnboard W5500 Ethernet chip for extending 10/100Mbps network port through SPI interfaceBuilt-in PoE module for PoE capability (compliant with IEEE 802.3 af standard)Onboard optocoupler isolation to prevent interference from external circuitOnboard digital isolation to prevent interference from external signalOnboard unibody power supply isolation, providing stable isolated voltage, no extra power supply required for the isolated terminalOnboard TF card slot for external TF card storage of images and filesBuilt-in buzzer, RGB LED, power supply, RS485 and CAN TX/RX indicators for monitoring the operating status of the devicesRail-mounted protective case, easy to install, safe to usePackage ContentESP32-S3-POE-ETH-8DI-8DO 12.4G 4DB SMA antenna 1Screwdriver 1