Fluke 374 FC True RMS AC/DC Clamp Meter, 600 A, 1000 V
 
Diameter of measurable conductor: 01.3" or 34 mm max
Dimensions: 246 x 83 x 43 mm, (9.685 x 3.267 x 1.692 in.)v
Weight: 388g, (14 oz.)
Temperature Coefficient: 0.01% °C (<18°C or > 28°C)