GIR1 TERMS OF HEADING 8504 INCLUDES ELECTRICAL TRANSFORMERS, STATIC CONVERTERS AND INDUCTORS. GIR3(B) THE CHARGER CONSIDERED TO GIVE THE ITEM ITS ESSENTIAL CHARACTER. GIR6 TERMS OF ONE DASH SUBHEADING 850440, STATIC CONVERTERS. CN CODE 85044020, OF A KIND USED WITH TELECOMMUNICATION APPARATUS, AUTOMATIC DATA PROCESSING MACHINES AND UNITS THEREOF.