VC9801A+ VC9801A+31/2位,最大顯示:1999, 過載保護帶背光，數(shù)據(jù)保持直流電壓:200m/2/20/200V 0.5% 3,1000V 0.8% 3交流電壓:200mV 1.2% 3,2/20/200V 0.8% 3,,700V 1.2% 5直流電流:2mA 0.8% 2,200mA 1.2% 2,20A 2% 5交流電流:2mA 1% 3,200mA 1.8% 2,20A 3% 7電阻:200/2k/20k/200k/2M 0.8% 3,20M 1% 5, 200M ( 5% 5)-10電容：2n/20n/200n/2uF 3% 10,200uF 5% 5通斷測試二極管 三極管電源:6F22或orNEDA 9V 1外形尺寸：188 88 38mm重量：約320g(含電池）