Specifications Display Numeral Size: 37” (9.4 mm). Overrange: three lower order digits blank. Supply Voltage: Supply Voltage: 5-40 Vdc, 10-51 mA. Available in easy to read Red, Blue or Green LED. Performance Accuracy: 0.2% FS. Sampling Rate: 2.5 per second Accessories DLA-BEZ-20-G: Bezel Assembly.