The 2-Channel Relay Module is a compact and reliable relay interface board designed for industrial automation, IoT, and embedded control applications. It features eight high-current SPDT relays with opto-isolated driver circuits, status LEDs, and screw terminal connectors for safe and convenient wiring.
The 4-Channel Relay Module is a compact and reliable relay interface board designed for industrial automation, IoT, and embedded control applications. It features four high-current SPDT relays with opto-isolated driver circuits, status LEDs, and screw terminal connectors for safe and convenient wiring.
The 4-Channel Relay Module is a compact and reliable relay interface board designed for industrial automation, IoT, and embedded control applications. It features eight high-current SPDT relays with opto-isolated driver circuits, status LEDs, and screw terminal connectors for safe and convenient wiring.

The 8-Channel Relay Module is a compact and reliable relay interface board designed for industrial automation, IoT, and embedded control applications. It features eight high-current SPDT relays with opto-isolated driver circuits, status LEDs, and screw terminal connectors for safe and convenient wiring.
A powerful Single Board Computer based on a Rock chip SOM, capable of running Android or Linux OS. It supports USB, HDMI, Ethernet, GPIO, and is suitable for HMI panels, edge computing, kiosks, and embedded AI applications.