ESP32 WiFi Connectivity: Enables wireless control for IoT and automation projects.

4 Independent Relay Channels: Controls up to four separate electrical circuits.

Wide Input Voltage Range: Supports a 5–30V DC supply, subject to the board's specifications.

5V Relay Operation: Uses 5V relay components for electrical switching.

High-Current Relay Rating: Advertised as 30A; verify the rating for the specific relay model and load type.

Remote Switching: Suitable for network-connected control applications.

DIY-Friendly Design: Ideal for prototyping and embedded systems.

Multiple Applications: Useful for lighting, appliances, pumps, and other compatible loads.