Product application: GPS navigator, storage device, imaging device, for ROCK Pi 4 for MCU development board, built-in USB device to extend adapter use, convenient for USB power supply and USB signal transmission for SLR handheld pan/tilt, etc. Differential signal design without via holes ensures pure signal transmission, eliminating interference from parasitic capacitance and inductance, and preventing CAF-related short circuit issues; product is durable. PCB constructed with high-quality materials for high frequency and low resistance performance. Precision-made PCB uses high TG material with 1oz thickened copper layers, reinforcing circuit integrity. Equipped with dual 25AWG core wires to support stronger current transmission, capable of up to 3A. Cable length refers to the visible wire portion only, excluding PCB and connector. Color: Black Material: TPE + PCB Size: Approximately 30cm in length Package Contents: 1 x USB 3.1 Type-C to Type-C Flat Cable Note: The package includes only the items listed above. Other products are not included. Note: Lighting and display differences may cause slight variations in color between the image and the actual item. Measurement allows an error of +/- 1-3cm.