Features: 1Good Conductivity: The back probe kit has excellent conductivity, which can assist instruments and equipment to read quickly and accurately. 2Durable Material: Banana plug test leads kit is made of PVC, copper, PA, durable and not easy to damage. 330 Pieces: Test leads set contains 15 test probes, 5 4mm test Clips, 5 Test clip connections and 5 shell piercing probes. 4Back Probes:There are 3 different probe angles ( 90, 135, 180) can meet your various testing needs. 5Size Parameters: The plug size of the rear probe test kit is 4mm and the jack size is 4mm, which is highly practical. Item Type: Banana Plug Test Leads Kit Material: PVC, Copper, PA Plug Size:Approx. 4mm / 0.16in Jack Size:Approx. 4mm / 0.16in Package Included: 5 x&nbspTest Probes 90(Red, Black, Yellow, Blue and Green) 5 x&nbspTest Probes 145(Red, Black, Yellow, Blue and Green)&nbsp 5 x&nbspTest Probes 180(Red, Black, Yellow, Blue and Green)&nbsp 5 x&nbspTest Clip Connecting Wire(Red, Black, Yellow, Blue and Green)&nbsp 5 x&nbspPuncture Probe with Shell(Red, Black, Yellow, Blue and Green)&nbsp 5 x&nbsp4mm Test Clip(Red, Black, Yellow, Blue and Green)&nbsp 1 x&nbspPlastic Box