High accuracy, Data Hold, Large LCD display, AC/DC Voltage/Current, Resistance, Capacitance, Frequency, Diode, Transistor test & Temperature   General The instrument is a pocket digital multimeter, which is used to measure DCV, ACV, and DCA, resistance, diode and continuity test. It is an ideal tool for labs, household and wireless enthusiasts.Specification General Features Displaying: 22mm digit height LCD display. Max. Indication: 1999 (31/2) auto polarity indication. Sampling rate: approx. 3 times/ sec Over Range Indication: MSD displays “1” Low Battery Indication: ” ” symbol displays. Operation Environment: (0～40)℃, relative humidity ＜80% . Power: 9V battery (NEDA1604/6F22 or equivalent) Measurement: 138×72×35mm (Length×Width×Height) Weight: Approx. 170g (including a 9V battery) Accessories: Operation Manual, Product Certificate, Packing box, Test leads and a 9V battery. Technical Features Accuracy: ± (a%×reading+d) Surrounding: (23±5)℃, relative humidity＜75%. One year warranty since the date of manufacture.