A double-insulated test lead set pairing one black and one red 48-inch flexible lead, each tipped with stainless-steel probes and shrouded 4mm banana plugs that fit any meter or clip accepting that connector size. Built for demanding field work, the leads carry CAT II 1000V, CAT III 1000V and CAT IV 600V safety ratings and are rated to handle up to 10A, with a heat- and cold-resistant jacket and comfortable probe grips.