Products currently controlled by GEMS certification are:
Compact fluorescent lamps, extra-low voltage converters, double-ended fluorescent lamps, fluorescent ballasts, incandescent lamps, washing machines, dryers, dishwashers, external power supplies, TVs, digital set-top boxes, electric water heaters, air conditioners and heat pumps, three-phase motors, Household refrigeration appliances, refrigeration towers/precision air conditioners, commercial refrigerators, display cabinets, distribution transformers, etc.