Smart and Versatile:Multi-function interface expansionMeet your multi-interface expansion needsCharging while playing without power failureSupport 87W fast charge,up to 100W,1.5 hours full macbook1G movie 5 seconds transfer:5Gbps transmission speed 500MB/S per second,transmission without pressureDual cards can read at the same time:solve the problem of MacBook /Ultrabook card reading without card slotWatch 4K HD TV:HDMI interface supports 3840*2160/30Hz resolution give you a cinema-like experienceSmall and convenient easy travel:Put it in your briefcase easily withou burdening youSpeed up heat dissipation stable performance:aluminum alloy shell,same process as macbook, delicate touchExamples of some supported modelssuitable for apple MacBook, Huawei mate book, xiaomi notebook and Huawei P30 ,MATE 30, Samsung S9,S10 series mobile phones