Home fitness, big screen teaching How to do the phone screen is too small? A USB data cable will do the trick. You can put aerobics, yoga and other fitness videos on the same screen to the wall or curtain, clearly see each key action, as if your personal coach. Parent-child interaction The cell phone screen is too small, worried about children's eye fatigue? With this mini portable projector, you can put it anywhere without taking up space and interact with your child anytime, anywhere. Entertainment Moment When you are alone at home, how can you not have a wonderful movie? Turn off the lights in the room, turn on the projector and create your own private theater immediately.
eBay