1.easier and portable means for measurement of current for motor, air conditioner, and other electrical devices. 2.MOQ 300ps About Coilcore:Coilcore is specialized in the R&D and manufacture of Amorphous cores,Nanocrystallie cores,CT(Current Transformer), Inductors,Magnetic ballasts and Transformers.Main products are as follows:--Common Mode Filter Chokes--Split CT--Current Transformers-- ...