Mowsil USB 3.0 Extension Cable provide a stable power supply and full back-voltage protection for signal transmission. Please connect the power supply when extending devices requiring more than 900mA of power. High-performance premium signal booster chipset and high-quality USB cable. Sturdy Aluminum alloy design, 25 meter extension cable easily reaches your USB devices like printers, scanners, camera, WIFI antenna. Activity indicator marks the status of Power status. Supports high-speed USB 3.0 data transfer rate up to 5 Gbps. Backward compatible with USB 2.0 and 1.1 devices. Plug and play, no driver installation required. Compatible for USB Flash Drives, Mouse, Keyboards, Laptop, Desktop PC, Card Reader, MacBook, Workstation, DVD, external HDD. Comes in grey colour.