Package Included: you receive 5pcs banana plug to alligator clip copper test leads, 15pcs back probe pins (5 colors), 2pcs alligator clips, 2pcs extension probes, the quantity is enough to meet your daily use needs Back Probes: these back probe kit has 3 different probe angles (90, 135, straight) to meet your testing needs, the stainless steel needle is only 0.07mm, it can be easily penetrated for measurement without damage Alligator Clips: these alligator clips are made of high-quality Material, which can be perfectly connected with 4mm banana plugs, and 5 colors are convenient for distinguishing during testing. Maximum opening: 15mm. Current voltage: 300Vac/15A Wide Application: our multimeter kit can be easily inserted into automotive connectors and used for wiring harness connectors, fuel injectors and automotive sensors, suitable for automotive diagnosis, testing and repair, physical laboratories, service shops, schools, homes and industries Product name: 24pcs back test probe set Style: simple, practical Product use: for daily testing Packaging size: 20x12x2.5cm Colour:Multicolor Material:Plastic + Metal Package Contents: 5 * banana plug to alligator clip copper test leads 15 * back probe pins (5 colors) 2 * alligator clips 2 * extension probes Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.