●The six test parameters V, A, P, PF/F/Apk;
●The upper and lower limit of power factor, current and power, and there is a sound light alarm, suitable for production line batch test;
●The wider frequency response is 15hz- 650hz, exceeding all products at the same level;
●Direct way saves the wiring trouble, enhance the security and convenience;
●Precision resistance sampling technology, suitable for a wider range of products.