PH meters; digital pH meters; battery power adapters; flash memory card adapters; wireless adapters for computers; analog telephone adapters; audio cable adapters; electric cable adapters; electrical adapters; ammeters; engine analyzers, namely, computerized vehicle engine analyzers; electrical network analyzers being electrical outlet testers; electric power analyzers being electrical voltage tester pens; monitoring apparatus, other than for medical purposes, namely, battery performance moni...

Developing educational lesson plans for others in the field of childrens coloring books and workbooks; Publishing of books, magazines