Alligator Clip Max Amps - Clip or Probe 20.0 Max Voltage - Clip or Probe 1000VAC/DC Instrument Safety Rating CAT III 1000V Tip Material - Test Probe Nickel Plated Steel Jaw Material - Test Clip Nickel Plated Steel Color - Clip or Probe Black/Red Opening Size - Test Clip 0.82 In. For Use With - Test Clip and Probe Multimeter Test Leads with 4mm Sheathed Banana Plugs Insulating Material - Clip or Probe Polyamide Hand Held Voltage 1000VAC/DC Hands Free Voltage 1000VAC/DC