2in1 Volt Amp Panel Meter DC 0-300V/300A Red/Blue LED Dual Display Voltmeter Ammeter DC 4.5-30V Power Supply

  • Item ID #100165

List Price: $14.55 Our Price: $9.98Save 31%

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It is a 2in1 Volt Amp Panel Meter, Measure Voltage Range DC 0-300V,Measure Current Range 0-300A forward current , Accuracy: 1% (± 1 digit ),It has Reverse polarity protection, small size, high efficiency, long term stable and reliable quality,easy installation and use . Applications:Suitable for automotive/electric cars/motorcycles battery monitoring or other products voltage current measurement.

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  • Dual LED: Red voltage, Blue current, Display Voltage Current at same time
  • this panel meter is common ground design, it means that the ( measure ground wire) and (power supply ground) is common ground.
  • Power Supply DC 4.5-30V. With reverse polarity protection, but the max power supply can not exceed 30VDC.


  • Power Supply: DC 4.5-30V
  • Measure Voltage: DC 0-300V
  • voltage < 100V, resolution: 0.1V
  • voltage >= 100V, resolution: 1V
  • Measure Current: 0-300A forward current ( this ammeter need extra 300A/75mv shunt for measuring current, please check the description picture for connection reference )
  • Current Resolution: 0.1A
  • Operating Current: <20mA
  • Display: 0.28" LED, Dual Color, Red and Blue
  • Dimensions: 48 x 29 x 21 mm
  • Cutting Size: 45 x 26 mm
  • Measurement rate: ≥ 500mS / times
  • Accuracy: 1% ± 1 digit )
  • Operating Temperature:-10°c ~ +65°c
  • Operating Humidity: 10 ~ 80% (non-condensing)
  • Working pressure: 80 ~ 106kPa
  • Applications:Suitable for industrial equipments/electronic equipment/automotive/electric cars/motorcycles battery monitoring or other products voltage current measurement.

Wire Connection, please check the description pictures.
Power supply (two line socket):

  • Red wire: Power Supply +;
  • Black wire: Power Supply -
  • the power supply voltage can not exceed 30V

Measure Port ( three line socket)

  • COM: Black wire, measure common ground
  • PW+: Red wire, Measure Voltage +
  • IN+, Yellow wire, Measure current input. if use the voltmeter function only, please connect the Yellow wire and black wire together to avoid the Interference

Package Include:

  • 1x 2in1 Voltmeter/Ammeter ( This item do not include shunt )


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