AC Voltmeter with Rectifier Accuracy:Class 1.5. Specification:3V, 5V, 7.5V...450V. ... use external resistor...... Square Type Moving Coil AC Voltmeters with Rectifier 240°1. Feature: W/O cover on the movement(C ... 1.5.4. Specification: 3V, 5V, 7.5V, 10V, 15V, 20V, 30V, 50V,100V, 150V, 200V, 250V, 300V, 400V.450V, Rated ... have further enquiry, welcome to contact us. AC Voltmeter with Rectifier