0-150V AC Panel Meter Full Scale Value: 150V AC (90° deflection) Accuracy: ±2.5% of full-scale value Internal Resistance: 143K ohms Insulation Resistance: 10 megaohms at 500VDC Operation Temperature: +32° to +122°F (0° to +50°C) Breakdown Voltage: 1000V RMS max Physical Size: 2-1/4" x 2-3/4" x 1-7/8" (57.2mm x 69.9mm x 47.6mm)