For powerful presentation capabilities, this overhead projector can brighten up any small room. Projector features 2,000 lumen light output. Ideal for classrooms and small venues with up to 20 people. Open head with double fresnel lens assures edge-to-edge sharpness and brightness. 10" x 10" stage glass surface area. Open head folds down or can be stored in built-in storage compartment and two carry grip handles provide easy transport. Weighs just 12 lbs for easy portability and reliable tabletop use. Includes lamp changer so users can quickly change lamp with the flip of a switch. High\/low lamp control extends lamp life. High-efficiency cooling system is built-in. Includes locking Kensington Security Slot for theft prevention and thermal shutoff switch for safety.