Digital Gaussmeter Range : 0-200, Resolution : 0.1 G, Accuracy : 0.5% Two Coil Diameter : 200 mm, Number of turn : 1000 Constant Current Power Supply Current : 0-0.5 A Smoothly adjustable High Resolution, Quick Weighing, Accurate Result 0.2% for 10% mains variation Line Regulator. 0.2 % for 0 to full load Regulator