Compatible with the following Fluke multimeters: Fluke 70, Fluke 70 Series II, Fluke 70III, Fluke 73, Fluke 73 Series II, Fluke 75, Fluke 75 Series II, Fluke 76, Fluke 77, Fluke 77 Series II, Fluke 78, Fluke 79, Fluke 79 Series II