DIGITAL VOLTMETER 2 TO 200VDC 4-1/2; No. of Digits / Alpha:4.5; Meter Function:DC Voltage; Meter Range:-1.9999V to +1.9999V; Digit Height:14mm; Panel Cutout Height:22.2mm; Panel Cutout Width:92mm; Supply Voltage Min:4.75VDC ;RoHS Compliant: NA