ITEM NAME:LED Digital Volt Meter DC 4.5-30V 0-50A Red Ammeter Voltage AMP Power Useful New.(Test current range: 0~50A (requires an external shunt) (connect with 50A/75mV shunt) not include). Convenient access to car / battery car / motorcycle car line. Display: 0.28 "LED, red color. Working pressure: 80 ~ 106kPa.
