DC 0-100V 100A Digital Voltmeter and Ammeter Dual Display With Shunt

DC 0-100V 100A Digital Voltmeter and Ammeter Dual Display With Shunt is a high-quality electronic component designed for Arduino, prototyping, and educational electronics.

Operating voltage:DC 4 ~ 30V
Measure voltage: DC 0 ~ 100V
Minimum resolution(V): 0.1V
Measure current :100A (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)
Refresh rate: about 300mS / 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 (thick): vacant or buck circuit (module) negative
Red line (thick): power supply+
Black line (thin): COM, common measuring
Red line (thin): PW+, measuring terminal voltage input positive
Yellow line (thin): IN+, current input+
(Please refer to the wiring diagrams for more details)

Diagram:

It’s perfect for DIY makers, students, and anyone building custom electronic circuits or STEM kits.