Digital Bargraph AC/DC Combo MeterFour, Ten Segment Bargraph Meters in One PanelDC Meter Range: 10 – 16 Volt DC and 0 – 50 Amp DCAC Meter Range: 95 – 135 Volt AC and 0 – 50 Amp ACTri-color bars provide a bright, easy to read display of AC/DC Current and VoltageColors: Yellow for Low, Green for Within Range, Red for HighUses visible setpoints to quickly show process statusAC/DC Voltage are Direct Read MetersDC Current Meter Requires Shunt (50mV), NOT ProvidedAC Current Meter Requires Current Transformer (50mA), NOT ProvidedOverall Dimensions: 5.25″ (H) x 3.75″ (W) x 2.875″ (D)Panels are 1/8″ thick aluminum with a black powder coated finishMounting holes are countersunk for #10 flat or oval head screwsMounting holes center to center are: 3″ horozontal, 4.5″ verticalOne hole below meters is ~ 1/2″ diameter to mount a pilot light or whatever you like.Bocatech IncBTMB4S-P