Features: Engineering Type C extension cable with ear and Screw hole, 3 length avaliable. USB2.0 version, the distance between the two screw holes is 17mm. There is a nut in the hole, which can lock to the panel. Adopts 22+28AWG wire with aluminum foil attach to reduce signal transmission attenuation. PVC outer shell, which is soft and tensile, not eay to break. Support hot plug, plug and play. Multi-layer shielding and interferences resistant, ensuring fast signal transmission, universal for desktop and notebook. Specifications: Material: PVC Color: Black Length: 30cm, 50cm, 1(optional) Size: approx. 30cm/11.81inch, 50cm/19.69inch, 1m/3.28ft Package Includes: 1 Piece Type C Male to Female Extension Cable note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.