DT992C面板校正数字万用表31/2位,最大显示:1999过载保护、带背光,量纲及功能符号指示直流电压:200m/2/20/200V?0.5%?5,1000V?0.8%?5交流电压: 2/20/200V?0.8%?5,700V?1.2%?7直流电流:20mA?0.8%?4,200mA?1.2%?4,10A?2%?5,交流电流: 200mA?1.8%?5,10A?3%?7电阻:200/2k/20k/200k/2MΩ?0.8%?320MΩ?1%?5 200MΩ(?5%?20)电容:20n/200n/2u/20uF?3%?5, 200uF?5%?10通断测试、二极管、三极管电源:6F22或9V?1外形尺寸:180?85?42mm重量WEIGHT:约350g(含电池)