Airstar, the inventor and world leader of lighting balloon technology, offers a complete range of products to meet all your construction lighting needs. Airstar lights are diffused, glare-free and illuminate a 360 degree area. The Mobilux is a combination of a traditional lighting tower with an Airstar lighting balloon, which makes this unit extremely mobile. Diameter of the envelope: 3.3 ft. Quick to set up and ready to use in 2 minutes by only one user. Lights up to 32,300 sq ft.