[3-In-1 Adapter]: This Allows You To Mirror Or Extend Your Usb-C Device To Most Vga-Enable Hdtvs, Monitors And Other Displays, Supporting Up To Fhd Resolution (19201080) [Charge Synchronously]: Usb Type C (Female) Recharging Port Can Charge Your Laptop (Like Google Chromebook Pixel) By Max Voltage 20V And Current 3A (Data Transfer Not Supported, Only For Charging) [High-Speed]: Usb 3.0 Port Provides A Super High-Speed Transmission Up To 5Gbps, With Max 0.9A Usb Current. Backward Compatible With Usb 2.0, Vastly Expanding Usage Of This Port By Connecting Your Keyboard, Mouse, And Flash Drive [Durable]: High-End Anodizing Aluminum Case Ensures Durability, Heat Dissipation, Emi Protection. Plug-And-Play, No External Power Or Drivers Required Notice: Vga Converting Function Does Not Support Smartphones Or Tablets. Not All Models Of External Hard Drive Can Be Supported Through Usb 3.0 Port