0 – 20 Amp DC Analog Panel MeterDirect Read 0-20 Amp DCMeter Scale has 0.5 Amp DivisionsMeter Accuracy +/- 2% Full ScaleMeter Scale has 90 Degree ArcPanel Meter Mounts in ~2″ Diameter Round Hole.Dimensions: ~2.75″ (W) x 2.375″ (H) x Overall Depth: 2″Mounting Studs are 1.875″ Center to Center Vertical & HorizontalMeter Input: Screw TerminalsIncludes: Mounting HardwareZero Adjustment on FrontIRTBT2DCX-IRT20A