Expandable 4mm banana plug leads universally compatibility with multimeters, testers, and lab equipment, featuring plated copper connectors for superior conductivity and PVC ensuring up to 1000V / 15-32A The retractable plug design minimizes space for easy storage, while the flexible silicone cable resists tangling and withstands repeated bending in demanding environments Optimize electrical testing workflows in laboratories, repair workshops, and educational institutes with secure banana plug connection that signals loss during voltages / current measurements Engineered with two layer insulation and anti terminals, these professional multimeter accessories maintain stable across extreme temperatures and intensive daily use Essential for electronics engineers, industrial technicians, and educators requiring reliabled connection for precise measurements in circuit analysis and equipment calibration, Manufacturer: Kaeltsyn