Description: Brand new and high quality. Features: With a standard 40PIN GPIO header, it can be directly connected to the Jetson Nano. The acrylic bottom panel isolates the Jetson Nano from the relay expansion board. It includes a quality relay component with a maximum load of ≤5A 250V AC or ≤5A 30V DC. Indicator lights are provided to monitor the relay's operating status, making it easier to track. Optocoupler isolation prevents interference from high-voltage circuits, and the relay control pins can be configured via jumpers. Specifications: Material: Metal and Plastic Weight: Approx. 100g Size: 79x100mm/3.11x3.94 inches Note: Please allow for 1-2cm error due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x 3-CH Relay for Jetson Nano 1x Acrylic Panel 1x Screw Package