The Chronos USB to VGA Adapter lets you connect your standard VGAmonitor to a Windows PC for dual monitor functionality. It supportsup to 2048 x 1152 display resolution and 1080p video playback oncompatible displays and features Primary, Extended and Mirrored displaymodes. This USB graphics adapter also allows display rotation of0 degree, 90 degrees, 180 degrees and 270 degrees. It lets you addup to 6 adapters for multiple-display purposes. The USB 3.0 and 2.0interfaces enable quick data transfers. This USB 3.0 to VGA adapterlights up a green LED indicator to signify USB 3.0 connection ora red indicator for USB 2.0 connection.