GDM-394*3999最大显示*电容/频率测量*短路蜂鸣器/二极管测试*大容量保险丝提供10A电流档保护*数据保持/对比模式【详细技术指标】 DCVOLTAGERange200mV,2V,20V,200V,1000VBestAccuracy∮(0.05%rdg+3digits)InputImpedance10MACVOLTAGE(40Hz~400Hz)Range2V,20V,200V,750VBestAccuracy∮(0.5%rdg+10digits)InputImpedance2MDCCURRENTRange400uA,4mA,40mA,400mA,4A,10ABestAccuracy∮(1%rdg+5digits)ACCURRENT(50Hz~400Hz)Range400uA,4mA,40mA,400mA,4A,10ABestAccuracy∮(1.5%rdg+5digits)RESISTANCERange400~40M6rangesBestAccuracy∮(1%rdg+2digits)CONTINUITYBEEPER Buzzersoundsifconductancelessthan70DIODETESTOpenVoltage3.0VtypicalCAPACITANCERange40nF,400nF,4F,40F,100FBestAccuracy∮(3%rdg+5digits)FREQUENCYRange10Hz~10MHzBestAccuracy∮(0.1%rdg+3digits)TEMPERATURE()Range-40~1000SPECIALFUNCTION Dutycycle,AutoRangingLCDDISPLAY 3999countsPOWERSOURCESingle9Vbattery(6F22) ACCESSORIES InstructionmanualBatteryTestleadsDIMENSIONS WEIGHT85(W)x177(H)x40(D)mmApprox.330g1送货方式：快递或送货上门，自提也可以2付款方式：快递代收、转账、网速银行、支付宝。初次合作须先付款再发货，或者是先付30%货到验收合格付全款。以后的合作可以是月结。3售后服务。一年之内免费保修。长期维护。如果有质量问题联系我们我们在48个小时以内安排人员处理。