【High-Speed USB 3.0 Extension】The COMFAST CF-U318 offers a 1.2-meter USB 3.0 extension cable, providing fast data transfer and backward compatibility with USB 2.0 and 1.1 devices. 【Stable Base Design】Equipped with a sturdy base, this extension cable ensures secure placement and easy access for your USB devices, perfect for computers, flash drives, and mice. 【Superior Shielding】Featuring aluminum foil braided shielding, the cable provides excellent protection against electromagnetic interference, ensuring reliable performance. 【Premium Conductor Material】Constructed with high-quality tinned oxygen-free copper core, this cable offers optimal signal transmission and durability. 【Wide Operating Range】Designed to function effectively in various environments, with a working temperature range of -10℃ to 55℃ and humidity tolerance of 10% to 90% RH (non-condensing). Specifications: Model: CF-U318 Material: ABS plastic USB Interface: USB 3.0 (backward compatible with USB 2.0 and 1.1) Cable Length: 1.2m Shielding: Aluminum foil braided mesh Conductor: Tinned oxygen-free copper Working Temperature: -10℃ to 55℃ Storage Temperature: -40℃ to 70℃ Working Humidity: 10% to 90% RH (non-condensing) Storage Humidity: 5% to 90% RH (non-condensing)