AC Current Clamp, Model: i2000, Amperage Rating: 20/200/2000 AMP, Voltage Rating: 600 VRMS/VDC, Measuring Range: 20/200/2000 AMP AC RMS At Current, 10 HZ - 20 KHZ (-3 DB) At Frequency, Operating Temperature: 0 - 70 DEG C (Head And Electronics), Dimensions: 4.56 IN Height X 2.69 IN Width X 1.18 IN Depth, Impedance: 100 KOHM Minimum, Battery: (2) AA/MN 1500/LR6 Alkaline, Accuracy: 25 DEG C, Plus/Minus 1 PCT Of Range 45 - 65 HZ, Diameter: 178 MM Maximum Conductor 14.3 MM Head Cable, Storage Temperature: -40 To 105 DEG C (Head), -20 To 85 DEG C (Electronics), EN 61010-031: 2002, EN 61010-2-032: 2002, EN 61010-1: 2001, 600 VRMS, Category III, EN 61326: 1998 And A1, A2 And A3, For Use With Multimeters, Recorders Or Data Loggers