1. New upgraded laptop expansion dock folding stand 1 TYPE-C or USB expansion 4 ports to meet your external device needs 2. Easy to store, a good partner for business trips 3. About 3 seconds to transfer 1G files to external devices sensitively and quickly Connect mouse, keyboard, U disk, hard disk and other devices, sensitive response Smooth use at the same time 4. All-aluminum alloy folding portable laptop stand Stable and dependable, efficient heat dissipation 5. Hard-core quality aluminum alloy anodized, matte and delicate texture Product parameters Product name: expansion dock laptop folding stand Product color: gray Product size: 126.9*43.8*20.3mm Adjustment range: 10-30 degrees Rated power: 5V<1000mA Supported system: for WinxP, Win Vista, Win7.win8, Win8.1, Win10, 10S10.0, for Macos Product list: expansion dock stand * 1 Single set weight: 255g Packing method: boxed