Gtech Pro RR meter
Comes with unit and cigarette lighter power plug, No mounting bracket. That's how I got it when I bought it.
Used it to tune my car since I lived in Hawaii and we lost our track in 2006.
Has different modes.
run quarter mile, reaction time, etc.
uses accelerometers to get the data.
picks up on RPM from cigarette lighter plug
Very accurate reading
$160 shipped!
See link below for specs on this model.
GTech-Pro Model RR
