http://www.davisnet.com/drive/products/carchip.asp

Anyone try this thing, It says it will give you the diagnosis of all your cars sensors plus reset check engine light and other stuff....

Trance

 

Looks like just another data logger. Nice that it's small but it doesn't record nearly enough. The E/X only captures 4 of 23 parameters to choose from Other tools do require palms, or laptops but they capture 60+ parameters.