general 4mm shrouded banana plugs secure smooth compatibility with most digital multimeters and clamps meter, while the reinforced double layer insulation exceeds 1000V standards Featuring rubber insulated handles with not burn properties and super steel probes that pierces through oxidized surfaces for precise with miniature component like pin for troubleshooting intricate PCBs, testing LED arrays, and measuring sensitive electronics in workshops, laboratories, or field service situation Professional multimeter leads designs for high electric measurements up to 1000V and current testing up to 20A, ensuring safe and accurate readings in demanding electrical environment Essential toolkit for electricians, electronics engineers, and enthusiasts working with circuit board, automotive diagnostics, or industrial equipment maintenance