11 Air conditioning units for animal houses, boats, campers; Aquarium heaters; Bed warmers; Cooling units comprised of cold packs, aluminum tiles, and insulated plastic bases, for cooling animals and pets, not for veterinary purposes; Electric blankets for household purposes; Electric pocket warmers for warming hands; Heating inserts for pet beds; Portable refrigerators; Ventilating exhaust fans for household use, gymnasiums, pet houses; Water bed heaters