The sophisticated yet easy-to-use 3.5" full-color touch-screen display mounts to handlebars with integrated Amps 4-hole threaded inserts; also mounts to most aftermarket accessory mounts that feature AMPS 4-mounting options The display's interface cable plugs directly to the bike's diagnostic connector NO COMPUTER REQUIRED; simply select the tune and follow the on-screen prompts to flash the bike; tunes can also be edited directly from the Power Vision Utilizes WinPV (Windows PC-based tuning application) Stores up to six different tunes that can be flashed to the bike Downloads and stores the stock calibration in case OEM restoration is needed; stock calibration can also be saved as an editable copy and used as a starting point Dynojet preconfigured tunes are preloaded on the unit; Power Vision will identify the bike's information and automatically sort hundreds of applicable, dyno-proven tunes Custom tunes can be loaded by a tuning shop or received via email and loaded onto the device Displays all J1850 H-D vehicle data, wide-band air fuel ratio and various calculated channels (including MPG instant and trip MPG) AutoTune Basic and Pro3 calculates and stores fuel trims to optimize fuel curve Checks and clears diagnostic codes Features adaptive trims and idle offset (with bike running) Black series features a flat black outer case See Dynojet website http://www.dynojet.com/powervision-tune-license-programs.aspx for information about purchasing additional Power Vision tune licenses. Made in the USA. POWER VISION HAR F-BK CAN