There were many electronic measurements displayed on the dash, from watt hours per mile to regenerative braking efficiency. (autoweek.com)
I thought it was easy as (well easy for those hardware sites) opening it and using some kind of electronic measurement gadget or something. (n4g.com)
Complex electronic measurements have confirmed that the patterns of handprints in Paleolithic caves were made by women (probably using menstrual blood). (artnews.com)