Features 1、Made from high quality materials, this durable and reliable set ensures long lasting use. Its versatile testing instruments are suitable for various car models. 2、Detect and troubleshoot car circuit problems efficiently with this 20 piece set, designed for comprehensive testing. 3、Rapid assembly testing, suitable for automotive circuit testing, wiring troubleshooting, DIY electrical testing. 4、Crocodile clips clamping is not easy to loosen, wrapped in PVC to prevent accidental electric shock. 5、With 90 °, 130 ° straight insertion of the probe, no stripping detection does not hurt the line. Red, yellow, green probe diameter of 7mm, blue and black needle diameter of 1mm. Specification Specifications: Quantity: 20Pcs / 25Pcs (Optional) Material: ABS Detection Wire Gauge: PVC 0.4mm² Current: 10A Detection Line Length: 400mm Socket Size: 4mm Clamping Range: 0-12mm Detection Gauge: 90°/135°/straight insertion; diameter 0.7mm (red/yellow/green); diameter 1mm (blue/black) Package Weight: 160g / 5.64oz Package Size: 20 * 10 * 3cm / 7.87 * 3.93 * 1.18in Package List Package List: 15 * Detection Head 5 * Test Line 1 * Storage Box