Brought to you by Bitter End - Old School Choppers - One-Stop Shopping for Hardcore Choppin!!Twin Scan ABS is the updated version with the capabilities of anti-lock brake system (ABS) brake bleeding functions for listed modelsDisplays throttle position on new 2008/Later Touring Models with electronic throttle controlUses laptop PC for display. Includes Windows softwareReads and clears diagnostic trouble codes from ECU (Engine Control Unit), TSSM (Turn Signal/Security Module), speedometer, & tachometerReal time display of engine data on instrument panel type displayBuilt-in data logging. Store up to 45 minutes of date. Automatically triggers when a trouble code is set. Shows data before and after code is setIncludes two analog inputs for air/fuel ratio (AFR). All Twin Scan II units can be upgraded to Twin Scan II+ for use as a tuning aidUnit measures 3.1" L x 1.6" W x 0.8" HTech Note: ABS brake bleeding functions are only available on Twin Scan II ABS units with version 3.0 or higher firmware that supports the special codes used for ABS brake bleeding. If you attempt to use the ABS brake bleeding functions with older Twin Scan II units an error message will be displayed. ABS brake bleeding should only be performed by a trained and experienced mechanic. Individual front and rear ABS brake bleeding functions are available. However, the front and rear sections of the ABS system share a common pump so you should always bleed both sections starting with the front. Daytona SensorsFits Twin Scan 4 Softail Models 2011/Later, Dyna 2012/Later, & Touring Models 2014/Later with CAN Data Bus