DC Current Meter Voltmeter w/ Ampere Shunt

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Mini Digital Blue + Red LED DC Current Meter Voltmeter / Ampere Shunt is here or here.

Feature:

– Operating voltage:DC 4.5 – 30V
– Measure voltage: DC 0 – 100V
– Minimum resolution(V): 0.1V
– Measure current:50A (require external shunt)
– Minimum resolution(A): 0.1A
– Operating current: <20mA
– Display: three 0.28″ LED digital tube
– Display color: Red and Blue (two-color display)
– Dimensions: 48 x 29 x 21mm
– Mounting cutout: 45.5 x 26.5mm
– Refresh rate: about 500mS / times
– Measure accuracy: 1% (± 1 digit)
– Operating temperature: -10 to 65°c
– Operating Humidity: 10 to 80% (non-condensing)
– Working pressure: 80 to 106 kPa
– Applications:Suitable for automotive/electric cars/motorcycles battery monitoring or other products voltage current measurement
– Wiring:
– Black line (thin): vacant or buck circuit (module) negative
– Red line (thin): power supply+
– Black line (thick): COM, common measuring
– Red line (thick): PW+, measuring terminal voltage input positive
– Yellow line (thick): IN+, current input+

Connections: