GDM-350A 万用表 规格 DC VOLTAGE Range:200mV, 2V, 20V, 200V, 500V Best Accuracy:∮(0.5%rdg + 2 digits) Input Impedance:10M AC VOLTAGE (40Hz ~ 400Hz) Range:200V, 500V Best Accuracy:∮(1.2%rdg + 10 digits) Input Impedance:5M DC CURRENT Range:200A, 2mA, 20mA, 200mA, 10A Best Accuracy:∮(1%rdg + 2 digits) RESISTANCE Range:200 ~ 20M 6 ranges Best Accuracy:∮(0.8%rdg + 2 digits) CONTINUITY BEEPER:Buzzer sounds if conductance less than 70 DIODE TEST : Open Voltage:3.0V typical TEMPERATURE(): Range:-40~1000 Best Accuracy:∮1% + 3 LCD DISPLAY :3 1/2 digits POWER SOURCE:Single 9V battery (6F22) ACCESSORIES:Instruction manual,Battery,Test leads DIMENSIONS & WEIGHT:73.5(W) x 130(H) x 35(D) mm,Approx.156g