Safety Test Clip Insulation Piercing Probe for Automotive Circuit Inspection Diagnostic Tool It can easily pierce the cable jacket for testing without cutting the cable jacket. Widely used in cable repair, power testing, industrial field testing and other cable non-destructive testing. The instruments that can be adapted are: multimeter, oscilloscope, electricity meter, etc. 1. There is no need to strip the wire, and the cable will not be damaged; 2. Pierce and clamp the cable with a wire to free your hands; 3. Suitable for cables with diameter less than 4mm; 4. Can be used to connect weak current test lines below 36v; 5. The rear 4mm standard female banana socket can be connected to most testing and diagnostic equipment. USE: 1. Rotate the end of the pierce probe test clip to place the test cable on top of the probe test clip 2. Rotate the end of the puncture probe test clip, the ultra-fine probe in the puncture probe test clip can pierce the cable sheath, so that the signal cable can be used for non-destructive testing. 3. The unique V-shaped groove design of the puncture probe test clip ensures that the cable is stable and does not slip. 4. After the test is completed, rotate the end of the puncture probe test clip to remove the wire, and the cable sheath is intact. Specification: Operating Voltage: 30VAC or 60VAC Max Current: 1 amp max Color: red Size: about 12cm/4.72" long, 4mm/0.16" hole diameter Package includes (excluding retail package): 1 × Puncture Test Clip Notes: 1. Transition: 1cm=10mm=0.39inch 2. Due to manual measurement, please allow 0-1cm error. Make sure you don't mind before bidding. 3. Due to the difference of different monitors, the picture may not reflect the actual color of the item. Thanks!