【Versatile 4-in-1 Expansion】This Type-C hub offers three USB ports and a Type-C charging port, enabling simultaneous use of USB drives, hard disks, and device charging without constant plugging and unplugging. 【High-Speed Data Transfer】Featuring USB 3.0 technology, this hub provides theoretical data transfer speeds of up to 5Gbps, ensuring quick and efficient file transfers. 【Enhanced Protection】Built-in short circuit and overcurrent protection safeguards your connected devices and data, providing peace of mind during use. 【Wide Compatibility】Compatible with Windows XP/7/8/10/11 and Mac OS V9.0 or higher, this hub is driver-free and supports USB hot-plugging for convenient use across various systems. 【Durable Design】Constructed with high-quality aluminum alloy, this hub offers excellent heat dissipation and durability, capable of operating in temperatures ranging from -20°C to +70°C. Specifications: Model: CHB081 Interface Types: 1x USB 3.0, 2x USB 2.0, 1x Type-C (for charging) Data Transfer Speeds: USB 3.0 (up to 5Gbps), USB 2.0 (up to 480Mbps) System Compatibility: Windows XP/7/8/10/11, Mac OS V9.0 and higher Operating Temperature: -20°C to +70°C Material: Aluminum alloy Features: Driver-free, USB hot-plugging support Safety: Short circuit and overcurrent protection