... DartboardGeneral Description 1, 258 series AC digital power meter is applicable for measuring voltage-current-power under high precision request. 2, ... , rectifier and core materials of electro transformer., 3,The power meter adopts IEC standard measurement principle and features fast ... rangeCurrent (1~2500mA) 4 stallsVoltage (1~400V) 3 stalls Power: 0.1~500WBasic measuring accuracy1~500kHz We have ...