41/2位Digit,最大显示MAXDisplay:19999过载保护OverLoadProtection带背光B/L，数据保持DH直流电压DCV:200m/2/20/200V 0.05% 5,1000V 0.1% 3交流电压ACV:200mV 1.2% 12,2/20/200V 0.8% 12,700V 1.2% 17直流电流DCA:20mA 0.5% 2,200mA 0.75% 5,20A 2% 10交流电流ACA:20mA 0.8% 10,200mA 1.5% 10,20A 2% 10电阻RESISTANCE:200 0.2% 5,2k/20k/200k/2M 0.2% 1,20M 0.5% 5电容CAP：2n/20n/200n/2uＦ 2.5% 50，200uF 5% 50频率FREQ:20kHz 2% 5通断测试CONTINUITYBUZZER二极管DIODE三极管TRANSISTORHFE电源POWERSUPPLY:6F22或orNEDA9V 1外形尺寸SIZE：188 88 38mm重量WEIGHT：约about320g(含电池Includebattery）