VB3-30 - Built-in digital voltmeter Blue color - Vdc 3.2-30

VB3-30 - Built-in digital voltmeter Blue color - Vdc 3.2-30

This LED digital meter measures 3.2-30 Volt DC voltage with 1% accuracy. It is clear and easy to read. These are useful for measuring the output of projects with 30V ranges. With a reverse polarity protection function.

Parameters Values
Measurement accuracy 1%
Refresh rate about 200mS / times
Three 0.36 "Digital Display
Blue color display
DC 3.2V-30V input range
DC 3.2V-30V measuring range (can directly measure 3.2-30V power supply)
Operating current less than 20mA
Operating temperature -10 ° c -65 ° c
Input impedance about 100K
Dimensions 35x14x10 mm
Red power supply +, measure +
Black power supply -, size -