ProfessionalDigitalMultimeterWithTrue-RMSMeasurement Model:HD-1337Features- RuggedDouble-color-moldingplasticsCases- Drop-proofDesignandPower-savingDesignforbatteryLonglife.- PerfectOverloadProtectionatallrangesbuthFErange- 11testranges,12functions- 33/4(4,000counts)Digit BarGraphicLCDDisplaywithbacklightingfunction- Auto-RangingOperationandAutoPower-Offwhileidle- TrueRMSmeasurementforACVoltage Current- DataHold-on,Max/MinRecord,Range/FunctionSelectionandBack-litbuttons- AC/DCCurrentRanges( 1.0%+4dgtsbasic):400uA 400mA,10A- DCVoltageRanges( 0.8%+2dgtsbasic):400mV 1000V- ACVoltageRanges( 1.0%+5dgtsbasic):4V 750V- ResistanceRanges( 1.0%+2dgtsbasic):400 40Mohm- FrequencyRanges( 0.5%+2dgtsbasic):0.1 5MHz- CapacitanceRanges( 2.5%+5dgtsbasic):4nF 100uFwithextrajack- Non-contactACVDetectwithdigitaldisplay BarGraphicdisplay,andBeepersounding.- ContinuityTestwithBeepersoundingbelow50ohm.- TransistorCheck:0-1000withextrajack- Diode LEDcheck - Dimensions Weight:147*76*40mm 280gapprox.- PowerSupply:6F229V1pc