Even tinier than the Pico is the Castrade CV-MP01. The mini-projector is 1.5 x 2.5 x 3-inches and weighs a mere 90g, and is perfect for travelers. Somehow they managed to pack in a 10 lumen LED light that is good for about 10,000 hours. With a 4:3 aspect ratio, it features a mono speaker with 200mW output and manual focus. So far it is only available in Japan for ¥25,000 (~$280.00.)