Ever have a hard time pinpointing a driveability issue when reviewing a log after driving? This unique circuit board allows on the go marking without having to take your eyes off the road to search for the keyboard shortcut (which usually doesn’t work anyway). Simply hit the green button to start recording when your vehicle is acting up, and this board will mark your log accordingly for easy review later on! Plugs into EIO and cigarette lighter for power. See it in action below!