FAST's EZ-EFI Hand-Held Upgrade Kit is a direct replacement and upgrade of the original EZ-EFI hand-held unit. Improvements include a modern color touchscreen, screen hide/sleep function, intuitive user interface, expanded diagnostics and detailed data screens. New adjustments have been added that include cold-start and cranking fuel offsets, and several dash elements are now configurable. Includes the hand-held, harness, harness adapter and a suction cup mount.