Does things other gauges can't! Display 2-8 values including up to 80 OBDII Mode 01 values with over 300 parameters available. View accurate values your OEM dash gauges filter and Data your dash does not display. Includes patented OBDII Density (exclusive to Banks). Built-in Shift and RPM Light. Connect multiple iDash gauges. Auto-Dimming Feature. Fits standard 52mm (2-1/16 inch) gauge mounts. Features vary by application.