DC 100A 100V Voltmeter Ammeter Volt Amp Meter Voltage Current Tester with Shunt About this item0.56″ Digital Voltmeter Ammeter DC 100V 100A Blue + Red Dual LED Display10A Amp Voltage Current Meter Tester with 3 Bits Blue + Red Dual LED DisplayOperating voltage: DC 4 ~ 30V; Measure voltage: DC 0 ~ 100V; Minimum resolution (V): 0.1VOperating Current: <20mA;Minimum resolution (A): 0.01A;Measure current: 10A Details: * This voltmeter gauge can help you measure the voltage and current * 100% Brand new and high quality * The maximum input voltage can not exceed 30V. Otherwise the meter will be burned. * Voltage gauges come with a current shunt * Working voltage of Meter itself: DC 4~30V * Working current of Meter itself: ≤20mA * Voltage Measuring range: DC 0-100V * Voltage resolution (V): 0.1V * Current resolution (A): 0.01A * Measure accuracy: 1% (±1 digit) * Display: 0.28" digital tube * Refresh rate: about 300mS/ times * Operation Temperature: -10degree Celsius~+65degree Celsius * Dimensions: approx. 48*29*26 mm/1.89*1.14*1.02 inch Package contents: 1* DC 100V 100A Voltmeter & Ammeter Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness