Banks Power AirMouse Ambient Air Density Sensor Module for iDash 1.8 Super GaugeThe Banks AirMouse is your new tool for measuring Mother Nature's power potential. Monitor Ambient Air Density, Temperature, Pressure, and Humidity. Adds performance potential to the iDashWorks with the Banks iDash SuperGauge (Sold Separately)The new AirMouse Ambient Air Density sensor module measures the power potential of air entering all naturally aspirated, turbo, and supercharged engines. The mouse shaped sensor is a rugged military grade weather