The Mars II Pro is brighter and has a higher native resolution, plus a more powerful sound system than other portable projectors, making this the perfect option for showing a movie in your backyard. The Mars II Pro is a 500 lumen portable projector, capable of displaying a 720p image, 40 to 100 Inch. It has a built-in rechargeable battery, good for up to 3 hours of movie playback, and a powerful stereo setup combining a pair of 10-watt speakers.
