On Apr 29, 2011, at 9:22 AM, Dwayne Reid wrote: > My preferred battery technology is still Lead-Acid. Does charging efficiency vary a great deal between different battery =20 technologies? Different implementations/vendors within a technology? BillW --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .