Lasko’s 20″ Wind Machine features three high performance speeds, rugged design and construction with a pivoting head for directional air power. Made in the USA from Domestic and Imported Parts. Lasko; over 100 years of quality, comfort and durability. Simply plug into any 120 volt outlet and enjoy the cooling breeze! The Blue Plug on all Lasko fans is an added safety device, designed to cut off electric current to the fan if the small, non-replaceable fuse inside the plug detects a potentially hazardous electrical fault in the fan’s motor or power supply (power surges, power outages, etc.).