Smallest and lightest CDI on the market Simplified plug-in harnesses for easy installation without need for tach adapters Over 189mJ delivered to the coil per spark, the highest of any on the market Over 500V to the coil primary Over 50kV to the coil secondary (assuming a 100:1 coil) Intelligent spark profiling (ISP) allows for less delay between successive sparks Spark restrike up to 4500 rpm Provides high level of output from as low as 8V from the battery Works with any 2 coil OEM ignition, with or without factory ignitor(some systems may require replacement coils) Built-in launch limiter, works from 2000-11900 rpm Built-in fixed timing retard function Tach output Measures 4" x 4.6" x 1.4" Requires specific or universal installation kit (sold separately). IGNITION DYNA ARC-2