eBerry USB 3.0 to VGA Multi Monitor External Video Card Adapter for Windows 7/8/10 Multiple Monitors (Black) NOT compatible with Mac and Surface Pro 3 Make sure your devices have USB3 0 port USB3 0 supports 1920 1080 Max USB2 0 supports ONLY 800 x 600 The USB3 0 VGA Display Adapter enables you to connect additional display devices CRT LCD monitor projector to your desktop or notebook PC The connected monitor can be configured to either clone your primary screen or extend the Windows desktop allowing visibility of more applications at the same time The USB 3 Graphic Adapter driver used to control the extra screen uses very little computer resource and offers a vast array of screen resolutions and color depths The flexibility of the common USB 3 technology avoid the need to open the computer or struggling with compatibility issues related to the VGA card NOTE Driver should be installed for the adapter to function well Please scroll down to visit the links and download the latest driver This driver should work perfectly with Windows 10 Not compatible with Mac If the resolution limits down to 800 x 600 please plug it to the USB 3 port if it is a desktop please use rear USB 3 0 port If it flickers adjust the resolution to make it better If it is a laptop please power it with the power adapter for sufficient power supply DIY computers may not be compatible with this adapter