Manufacturer: 3M/COMMERCIAL TAPE DIV.

"Articulating lens for especially crisp screen images. Chemically-hardened stage glass results in less maintenance, interruptions, and repair expenses. Closed doublet projection head prevents tampering while keeping out dust and dirt. 3000 lumens provides the utmost brightness every time. Dual element Fresnel lens ensures sharp images that make a lasting impression. Lamp interrupt switch shuts off power to a lamp when changing lamps to prevent premature lamp failure. Convenient carrying handle and fold-down post provides optimal portability and storability. High/low lamp switch delivers exceptional brightness or extended lamp life. 10-1/2 x 10-1/2" staging area gives you room to maximize your message. Hush-quiet fan keeps your audience's attention on you."