Maglites are manufactured in the United States by Mag Instrument, Inc. which is located in Ontario, California. The Mag Lite was orginally introduced in 1979 and used krypton or xenon incandescent bulbs. Current models of the Mag Lite use LEDs as the lighting source. Mag Lites are constructed mainly of anodized 6061 aluminum and have a variable-focus beam. Maglites are produced in several colors such as black, silver, blue, red, green, purple, gold with various finishes.