All up, my app requires ability to supply current to heavy loads. A regular run is 6 miles, with a 500 foot change in elevation. So far the VDC charger seems to be getting it done... The built-in charger won't kick in till the battery is down about 20%... A recipe for battery turnover, seemingly... -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist