Hour Meter, Electrical, Time Range 0 to 99, 999 Hours, Bezel Face 1.89 X 1.89 In., Bezel Face Type Square, Elapsed Time To 9999.9 Hr., Voltage 10 to 80 VDC, Number of Digits 6, Display Units Hours and Tenths, Bezel to Back Length 2.335 In., Depth 1.75 In., Length 1.89 In., Width 1.89 In., Material of Construction Black Polymer, Fits 1.45 In X 0.95 In Opening, Mounting Method Clip, Terminal Type 1/4 In Spade Connector Redington Hour Meters and Counters722/732 SeriesReliable quartz accuracy for precise timekeeping and long service life. Accuracy: 0.02 over entire range. Temp. range: -40 to 185 F. Mount easily with clip or mounting holes. UL and C-UL Recognized and CE Certified. Select models conform to NEMA 4X and 12 when used with proper gasket.Sealed black polymer case Hours white on black; 10ths black on white 6-digit display has 0.125" characters 1/4" (6.3mm) spade terminals