Here is a palm sized portable projector by Roku, it works with the Roku Streaming Stick that provides access to Netflix, Hulu Plus, Amazon Instant Video and others so long as there is a handy wireless connection nearby. However, the coolest thing with this device is that it will project sharp picture up to 120 inches across, which is real cool.
These are the features on the 3M Streaming Projector By Roku;
Make it a night to remember with instant cinema. Experience your favourite movies and shows with the 3M Streaming Projector, powered by Roku. Now you can enjoy everything you love about Roku in a whole new way. Host a movie night and be the talk of the block, let your kids be the cool ones who host the best slumber parties, or turn your patio into a special place for your family to enjoy movie night in the great outdoors. Everyone will be blown away by movies projected at 120-Inch on your living room wall, basement ceiling or the side of your garage. Anywhere you have wireless access; you can have an instant cinema.
If this is your sort of thing then be ready to part with $300 or £188 for the projector.