Artograph #225-550 EZ Tracer projector allows you to create murals, paintings, signs, and banners faster and more accurately than ever with horizontal projection onto any vertical surface. This projector easily enlarges any design or pattern from a 4" x 4" copy area onto a wall or easel from 2 to 10 times enlargement. Projected image can be easily traced and colored as desired. Simple to operate; no set up necessary. Uses 23-watt compact fluorescent bulb (not included). Lightweight and portable with silent operation. Lens: 163 mm optical glass. UL approved. One year warranty.