Hi, Guys......... I 'm new here, and have been looking on for about a month or so........ I've looked but haven't found any info on using the TT as a volt meter................ Why do I think it might. you ask?......... Because someone I met at a M/C rally had one of those "other" gps', and his would.......... Soooo.... Does anyone know how to do this with the TTR2E............ Monk