31/2位,最大显示1999 过载保护带背光数据保持直流电压:200m/2/20/200V 0.5% 3, 1000V 0.8% 3交流电压:200mV 1.2% 3,2/20/200V 0.8% 3, 700V 1.2% 5直流电流:2m/20mA 0.8% 2,200mA 0.2% 2, 20A 2% 5,交流电流:2m/20mA 1% 3,200mA 1.8% 3, 20A 3% 7电阻:200/2k/20k/200k/2M 0.8% 3, 200M ( 5% 5)-10,20M 1% 5电容:20n/200n/2u/20uF 3% 5, 200uF 5% 5电感:2m/20m/200m/2/20H 3% 10频率:20kHz 2% 5温度:-30℃∽400℃ 1.2% 4, 400℃∽100℃ 1.9% 15通断测试 二极管 三极管 电源:9V 1(6F22或等效型)`外形尺寸:188 88 38mm重量:约320g(含电池)