USB3.0 (USB3.1 Gen1) and USB3.1 (USB3.1 Gen2) have the same pin configuration, with USB3.0 being backward compatible and retaining full USB2.0 functionality. Additionally, 5 extra wires enable full-duplex high-speed data transmission. While the cost is higher, this design helps minimize issues related to cable quality. Compact size for easy use. Made from high-quality materials for durability. Type: Adapter board Rated current: 1.8A (pins 14), 0.25A (other pins) Withstanding voltage: AC 100V Operating temperature: -55C to 85C Color: Green Material: PCB Size: 25 x 20mm Package Contents: 1 x Adapter Board Note: The package includes only the items listed above. Note: Lighting effects and display settings may cause slight color variations in the product image. Measurement tolerance is +/- 13cm.