Description :
DC 4.5-30V 0-50A Dual LED Digital Ammeter Voltmeter Meter + Current Shunt
Specification : Material : ABS Plastic Shell Housing
Colour : Black
LED Display : 0.28 inch LED Dual-color (red and blue)
Voltage : 
DC 4.5-30VVoltage < 10V, resolution : 
0.01VVoltage >= 10V, resolution : 
0.1VCurrent : 
0-50A forward current ( require external 50A shunt )
Current Resolution : 
 0.1AOperating Current : 
<20mAMeasurement rate : ≥ 
500mS / timesAccuracy : 
1% (± 1 digit )
Operating Temperature : -10°c ~ +65°c
Operating Humidity : 10 ~ 80%
Working pressure : 80 ~ 106kPa
Wire Connection :
COM : Black wire,Power Supply - , Measure Voltage -
PW+ : Red wire, Power Supply +, Measure Voltage +
IN+, Yellow wire, Measure current input.
Note : Pls connect the Yellow wire and black wire together to avoid the Interference when u use the voltmeter function only
Installation :Package includes : 1 x Dual LED Digital Volt Amp Meter
1 x 50A DC Current Shunt
Details pictures : 

 
 
 
 
 
 
 
 
 
