HKS’ Turbo Timer Type-1 Black is a full featured Turbo Timer that combines all the features of the Turbo Timer Type-0 with added monitoring and metering functions such as RPM, time to speed/distance, peak hold & warning features and a stopwatch for lap times. Unique to the Type-1 Black is that its metering and displays are in SAE speed (MPH) and distance (0-60 foot, 0-1/8 mile, 0-1/4 mile) measurements.