Patented TwistGuard® extendable tip shroud meets the highest electrical safety requirements to reduce tip exposure while providing the versatility needed for most measurementsNew WearGuard lead wire wear indicationEach test lead is covered by two layers of silicone insulationInner contrasting color is exposed when the leads are nicked, scuffed, or otherwise damaged and in need of replacementDouble insulated silicone leadsTL175 test leads withstand high temperatures and remain flexible in cold temperaturesExtra heavy duty strain relief on both probe-end and plug-end, tested beyond 30000 bends without failureUniversal input plugs are compatible with all instruments that accept standard 4 mm shrouded banana plugsPollution degree: 2Probes always show correct category rating for tip being usedAltitude: 2000 MR