GEREE 0.28''LED DC 4.5-30V 10A Digital voltmeter Ammeter 2in1 Multimeter 12V/24V Voltage Amperage Meter Volt Amp Gauge Panel Dual Color Red Display Measure range: DC4.5-30V. Testing current: 0-10A. Size482921 mm. Display: three 0.28" LED digital tube. Display color: Red.