Hour Meter Display Type Electromechanical Time Range 0 to 99999.9 Bezel Face Size 1.60 in x 1.10 in Bezel Face Shape Rectangular Bezel Face Type Flush Mount Elapsed Time To 99 999.9 Operating Voltage 10 to 80V DC Number of Digits 6 Display Units Hours/Tenths Bezel To Back Length 2.15 in Ambient Temp Range -40 Degrees to 185 Degrees F Material of Construction Black Polymer Reset Type Non Resettable Temp Range -40 Degrees to 185 Degrees F Fits Panel Opening of 1.45 x 0.95 in