The DISP4300-RC can be used as a replacement or secondary display unit for REDARC's RedVision Total Vehicle Management System. The display uses a modern, user-friendly interface and features an easy to understand system layout. The robust display has been built and tested to withstand the toughest and most extreme environmental conditions, and allows you to control multiple on-board devices as well as have visibility of water tank levels and battery power, when paired with the REDARC Manager30 battery management system.. . . . .