RioRand Two Wires 0.56" 0-50A DC Amp Meter Digital Amperemeter Green LED+Current Shunt For Ammeter

Features:
Cutting size:45.5mm x 26.5mm
Dimensions: 48mm x 29mm x 21mm
Range: DC 0-50.0A
Power Supply: DC 7-30V (2 wires)
Display: Three 0.56 " LED digital tube
Display Color: Green
Refresh rate: about 300mS / times
Accuracy: 1 %(+/- 2 digit) (Measuring 75mv)
Note:
Common ground design，the ammeter can only series connection between the test equipment negative and the test equipment power supply negative
Recommend to use a separate isolated power supply
Package Includes:
1x Digital Ammeter
1x Current Shunt