Features:

 

Working voltage:4-30V DC

Working current:<10mA

Display: 0.28" Two color blue and red

Measuring range:DC 4.5-30V 0-50A

Refresh rate: about 200mS / times

Measure accuracy: 1% (± 1 digit)

Operating temperature: -10 to 65° c

Working pressure: 80 to 106 kPa

size :48×29×26 mm

 

About wiring:

Red line thin: power supply+

Black line thin: power supply -

Red line (thick): PW+, measuring terminal voltage input positive

Yellow line (thick): IN+, current input

Black line thick: COM, common measuring

 

Package included :

 

1x  4.5-30V 50A DC Digital Voltmeter Ammeter LED Amp Volt Meter

1x  Shunt