AC Voltmeter with Rectifier Accuracy:Class 1.5. Specification:3V, 5V, 7. ... .5V, 10V, 15V, 20V, 30V, 50V,100V, 150V, 200V, 250V, 300V, 400V.450V, Rated voltage over 450V use external resistor(rated ... information or have further enquiry, welcome to contact us. AC Voltmeter with Rectifier