Launch Rev Limit Industry Leading Spark Energy & Efficiency On the Fly Power Output Selection Uses familiar Pills for Rev Limit and Timing Retard Adjustments Quickens Throttle Response Increases Overall Performance and Power Adjustable start retard improves engine start-up, especially in high-compression engines. The Ultra 7AL is 56% lighter, and over 50% smaller than the 7AL-3 The Ultra 7AL has over twice the spark output of the 7AL-3, (330mJ vs 160mJ) Two (2) RPM Activated Switch Outputs (compared to the 7AL’s single RAS output) Features an adjustable switch for start retard settings, eliminates the need for additional external wiring to the starter solenoid Two multi-colored LEDs let you know exactly what is going on (previous boxes feature a single status LED)