Features: Premium 5 Pack multimeter leads set offer versatile testing solution with long/short styles, 2mm tips, and 4mm tail holes for secure connection across various electrical devices. strong copper/ABS construction ensures longevity, while color coded /black probes simplify polarity identification, featuring solder design for easy setup. Designed for electricians, technicians, and enthusiasts requiring accuracy test probes for circuit diagnostics, equipment maintenance, or home electrical projects. Optimized for industrial panels, workshop machinery, and household appliance testing – double length probes effortlessly access tight spaces and complex circuitry. general 4mm tail compatibility integrates flawlessly with standard test leads, ensuring stable conductivity for electric checks, continuity tests, and multimeter applications. Specifications: Component : Copper + ABS Long type : about 125.8x9mm/13x1inch Short model: about 59x9mm/6x1inch Package Includes: 5xElectrical Test Probes note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.