Microprocessor controlled soft cut shift light gives ultimate accuracy. The single button “half rev limit" set-up allows the driver to reset the unit in-cab from his tachometer. Single remotely mounted 10mm ultra bright LED indicates the shift point with 9 super bright LEDs tracking the approaching shift point. 4 Red ultra-bright LED’s strobe rapidly when the shift point is reached. Lower and upper shift points independently set giving total driver control. Night dimming of display. For vehicles up to 8 cylinders. Compatible with most ignition systems including CDi.