Specification: Brand: ESSAGER Color: Grey, Silver (optional) Material: Aluminum alloy Interface type: USB2.0: Supports 480Mbps data transmission SD card/TF card: Supports SD2.0 with a read and write rate of 20MByte PD: 100W Product size: 155 * 66 * 17mm/6.10 * 2.59 * 0.66inch Packaging size: 175 * 120mm/6.88 * 4.72inch Net weight of product: 14g Gross weight: 24g Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. Included: 1 x USB Hub 1. Designed for MacBook Pro/Air: This USB C hub is designed exclusively for MacBook Pro/Air 2020/2019/2018/2017/2016 and expands the two USB C ports into five: 5-in-1 hub, 2*USB 2.0/SD/TF/PD Power. It meets all your needs in one hub and is easy to carry around. 2. Super Data Transfer: Two USB 2.0 ports support a data transfer rate of up to 480Mbps, allowing you to connect two peripherals simultaneously, including keyboards, mice, and hard drives. The SD and TF card slots make it convenient to read Micro SD memory cards from your phone and TF cards from your camera. It supports a maximum of 32GB SD memory cards and TF memory cards, making it an ideal tool for photographers or designers. 3. Strong Power Output: The USB C hub supports up to 100W PD charging, allowing full-speed charging for MacBook Pro/Air while connecting multiple peripherals or transferring data. 4. Aluminum Alloy Material: The hub may generate heat during charging or high-speed data transfer. The aluminum alloy housing dissipates heat effectively, providing a comfortable grip without affecting regular use.