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Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: HY
  • Model Number: M300
  • Measuring Current Range: 250A
  • Measuring Voltage Range: 600V
  • Measuring Resistance Range: 40M Ohm
  • Measuring Capacitance Range: 100μF
  • Measuring Inductance Range: none
  • Operating Temperature: -10℃ to 50℃ (10℉ to 122 ℉)
  • Dimensions: 120x70x18mm
  • Fuse protection: F 250 mA/250V
  • Usage: Digital Multimeter
  • ODM/OEM: Available for Digital Multimeter
  • Weight: 110g
  • Battery: 12V GP-23AX1
  • Certificate: CE CAT.II 600V

Packaging & Delivery

Packaging Details Gift box/Handbag for Digital Multimeter
Delivery Time Depend on QTY for Digital Multimeter

  Mini digital Pocket multimeter M300 13-Range MASTECH





Product features:


1.High quality and best price digital multimeter;


2.The digital multimeter can accept OEM&ODM,If the number you need is large,we offer the service for free;


3.Certificate:CE;Our product is factory secutiry and with superior quality but very cheap price;


4."Little blue" digital multimeter is portable used with a pocket size designed;


5. M300 multimeter can not only measure voltage and current presicionally but also can test the resistance;(built-in buzzer sounds when resistance is less than 50 ohm)


6.Ampere meter/3 1/2 digits LCD,with a maxinum reading of 1999;


7.Low battery indication and overload protection(250v rms ac),also have diode test function;



Accuracy is guaranteed for 1 year .23℃±5.Less than 75%RH.


Range    resolution         accuracy

2v       1mv              ±0.5% of rdg ±1dgt

20v      10mv             ±0.8% of rdg ±1dgt

200mv    100mv            ±0.8% of rdg ±1dgt

500v      1v               ±0.8% of rdg ±1dgt

Overload protection:500v dc or rms ac for all ranges


Range    resolution         accuracy

200v     100mv            ±1.2% of rdg ±10dgts

500v     1v                ±1.2% of rdg ±10dgts

Overload protection: 500v dc or rms ac for all ranges

Frequency range: 45Hz to 450Hz

Response: average responding .calibrated in rms of a sine wave


Range    resolution         accuracy

200mA    0.1mA           ±2.0% of rdg ±2dgts

Overload protection: 250 mA/250v fuse


Range    resolution         accuracy

2kΩ      1Ω              ±1.0% of rdg ±2dgts

20kΩ      10Ω                ±1.0% of rdg ±2dgts

200kΩ     100Ω               ±1.0% of rdg ±2dgts

2000kΩ     1kΩ               ±1.0% of rdg ±2dgts

Maximum open circuit voltage : 0.65V

overload protection:250v rms ac for all ranges


Range  description

  Show the approx. forward voltage drop of the diode.

Overload protection:250v rms ac


Range  description

    Built-in buzzer sounds when resistance is less than 50Ω.

Overload protection:250v rms ac


Maximum voltage between            CAT II 600V

     Terminals and earth ground

Fuse protection                     F 250 mA/250V

Power supply                 12v battery .GP -23AX1

Display                      LCD .1999 counts .updates 2-3/sec

Measuring method              dual-slope integration A/D converter

Over range indication            only figure “1” on the display

Polarity indication              “-“displayed for negative polarity

Operating temperature           0 to 40 (32 to 104 )

Storage temperature              -10 to 50 (10 to 122 )

Low battery indication      appears on the display

Size                          120x70x18mm

Weight                        approx.110g





1 x Digital Meter 


1 x User Manual


1 x Carrying bag  



1. All goods will be inspected and tested before shipment.

2. In the event of any quality problem of products provided by us, both sides shall handle the problem through negotiation, till both sides satisfy. 

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