ITEM NAME:Dual Red LED Digital Voltmeter Ammeter Current Volt Meter Gauge Tester 100A Description: Display the DC voltage and current simultaneously by LED digital tube. Including one independent small precise current regulator with a rear cover. Wide measurement voltage and current range. The voltage ampere monitor gauge is.Display: 0.28 "dual 3 digital tube. Display color: Dual Red. Including one independent small precise current regulator with a rear cover. Current Testing Range: 0-100 A; Â ±1%.