2x  DC Voltage Meter DC2.5-30V Two Wires Digital Voltmeter 0.36" Red LED Display

Description:
Two wires digital voltmeter,mini size,with reversal protection,and connect easily. 
According to the different measuring voltage,automatically moving the position of the decimal point.
Feature:
  • Measure Voltage Range: DC2.5-30V. When the voltage lower than 3.5V, the brightness of the LED display is dimmed, but does not affect the correct measurement.

  • Max Input Voltage: DC30V
  • Measurement Accuracy:1% (+ / - 1 digit)
  • Display: Three digit 0.36" LED
  • Display Color:Red
  • Refresh Rate:about 500mS / times
  • Power Supply:No need other power supply
  • Operating Temperature: -10°C - 65°C
  • Size:23mm(L) x 15mm(W)
  • Thickness: 10mm
  • Mounting Hole Center Distance: 28mm
  • Screw Size:M2.0x12(This item NOT included)
  • Wire Length:about 15cm
  • Weight:5G
  • Wiring:
    Red wire: Power Supply +,Measure Voltage +,(4。5-30V DC)
    Black wire: Power Supply -, Measure Voltage -
Some applications:
  • Measure 18650 batteries
  • Measure Cell-phone Lithium Batteries
  • Measure Nickel-hydride Battery Pack
  • Measure Cars Motorcycles Battery Voltage Etc.
Package included:
  • 2 x 0.36" Red LED DC2.5-30V Digital Voltmeter
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