Specifications:Model: 65C5Measuring Range: DC 0-20AAccuracy: Class 2.5Mount Size : 2.76x2.76 Inch / 70x70mm(LxW)Meter Panel Size(Approx) : 3.5x3.5 Inch / 89x89mm(LxW)Shunt Overall Size: 4.72x0.98x0.87 Inch / 120x25x22mm(LxWxH)Shunt Overall Material: Copper, manganese copperShunt Mounting Distance: 3.94 Inch / 100mmShunt Mounting Hole Diameter: 0.22 Inch / 5.6mmNumber of Connection Bolts: 4Voltage Drop: 75mVFeatures:An ammeter shunt allows the measurement of current values too large to be directly measured by a particular ammeter.This ampere panel meter is great for replacing broken meter, monitoring circuits, measuring current, or other voltage measurement devicesPackage Includes:1 x Shunt1 x Analog Ammeter