DROK 100139 Small Digital Voltage Ampere Multimeter 110V/220V AC 80V-300V/100A Volt Current Meter Voltmeter Ammeter Gauge Sense DROK digital voltage current meter has a wide measuring range of AC 80-300V, 0.2-100A. High accuracy: 1 percent +/- 2 digits. Independent current transformer: can be installed according to the position of measurement. Easy to use: ultra small size of 70*43*32mm, two-wire simple connection, no additional power supply required. Dual color LED Display: Has 3 LED digital tube and dual color display (red for voltage, yellow for ampere), clear and easy to read.