The MASTECH MS8218 50000 Counts High Precision Smart Digital Multimeter is a high precision, high stability digital multimeter that is ideal for applications in labs, factories, and work rooms. It utilizes 24-bit A/D converter to enable various kinds of measurement under the control of single chip microcontroller. Powerful and versatile, it offers a large backlit LCD display with 50000 counts. And it supports true RMS for high precision measurement. Up to 1μV of DC resolution and 20KHz of AC frequency band are sure to meet the requirements of nearly all measuring. Plus, the MASTECH MS8218 can be connected to PC for further data analysis and recording. It surely is worth your investment!                                    Features             Ideal for applications in labs, factories, and work rooms<br>
 High precision, high stability<br>
 Utilize 24-bit A/D converter, controlled by single chip microcontroller<br>
 Large backlit LCD display with 50000 counts and 50 segments of analog bar graph<br>
 True RMS measurement<br>
 Up to 1μV of DC resolution and 20KHz of AC frequency band<br>
 Software calibrated automatically<br>
 RS232 interface for data communication<br>
 Can be connected to PC for further data analysis and recording<br>
 Misoperation protection function, full overload protection<br>
 Auto or manual ranging<br>
 Measure up to 1000V AC/DC voltage<br>
 The precision of DC measurement reaches up to 0.03%<br>
 0.1Ω of resistance resolution and 1μV of voltage resolution<br>
 Measure linear frequency, logic frequency and duty cycle<br>
 Capacitance measurement ranging from 0.01nF to 5000μF<br>
 dBm measurement function<br>
 Calculation of resistance ranging from 4Ω to 1200Ω, twenty options in total<br>
 Max / min / max-min / relative value measurement<br>
 Data hold function<br>
 Backlight control, 180-degree wide-angle view<br>
 Auto power off<br>
 Sound warning when wrong current selection occurs<br>
 Low battery voltage indication, overflow indication (OL)<br>
 Hard plastic casing made by two-shot injection molding<br>
 The insulating performance meets the requirements of CAT III 1000V <br>
                                                            Specifications             Model     MS8218     <br>
 Weight     28.57oz / 810g    <br>
 Dimensions     (8.27 x 3.94 x 1.81)" / (21 x 10 x 4.6)cm(L x W x H)    <br>
 ACV / DCV & ACV     50mV/500mV/5V/50V/500V/1000V ±0.5%    <br>
 DCV     50mV/500mV/5V/50V/500V/1000V ± 0.03%    <br>
 AC Current / DC Current & AC Current     500μA/5000μA/50mA/500mA/5A ± 0.75%, 10A±0.15%    <br>
 DC Current     500μA/5000μA/50mA/500mA/5A/10A ±0.15%    <br>
 Resistance     500Ω/5kΩ/50kΩ/500kΩ/5MΩ ± 0.1%, 50MΩ ± 0.5%    <br>
 Capacitance     50nF/500nF/5μF/50μF ± 1%, 500μF/5000μF ± 2%    <br>
 Diode     2.5V±1%    <br>
 Duty Cycle     5Hz～500kHz    <br>
 Range     10%～90%    <br>
 Logic Frequency     2MHz～5MHz±0.006%, Vpp 2～5V square wave    <br>
 Linear Frequency     10Hz～200kHz±0.006%    <br>
 Sensitivity     Lowest 100mV    <br>
 Display     LCD         <br>
                                                             Package Includes            1 x Multimeter<br>
1 x Test Lead<br>
1 x RS232C Data Line<br>