The new Racepak V500SD Easy Access Data Loggers include all of the features and benefits of their successors, but now also include built-in pre-configured data analysis channels allowing you to make quick decisions based on real data between rounds at the track. The new Easy Access loggers no longer require the use of a security key, allowing you to look at your data with any laptop that has the latest version of Datalink V5 installed. List of Pre-configured data analysis channels included in the DataLink V5 software: Engine vs. Driveshaft Ratio, Clutch % Slip, Clutch Slip Ratio, Trans Ratio RR Shock Velocity, LR Shock Velocity, RF Shock Velocity, LF Shock Velocity Average Air/Fuel Ratio, Average Exhaust Gas Temperatures, CC's Per Turn (for Fuel Flow) Front Wheel Speed Track Time G-Meter MPH, G-Meter Distance (Feet) 60ft Clock, 330 ft Clock, 660 ft Clock, 1000 ft Clock, 1320 ft Clock