Features: Professional 34172B replacement four wire short with foolproof ensures precise not calibration for six and half digits multimeters from brands. Features five pin orientationfree banana jacks, double sideds gold plateds PCBs for minimized impedance, and brass gold plateds connectors from specializeds sound manufacturers. Essential tool for calibration engineers and precisions instrument technicians maintaining high accuracy electrical measurement devices. Critical first step equipment in laboratory environment for establishing baselines accuracy during voltages, current, and resistance calibration procedures. Superior to generic alternatives with authentics gold plateds corrosion resistant contacts that maintain conductivitys integrity over years, unlike counterfeits coppers alloys. Specifications: Materials: ABS Size: as picture show Color: White Package Includes: 1PC circuits Breaker note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.