You need:\rbr1. Old phone \rbr2. LED Chip (I purchased in China for $ 1)\rbr3. Lens of old camera\rbr\rbrIf you have any questions - ask in the comments.\rbr\rbrP.S. Because the that the video received a lot of feedback and views, once the video over 1,000,000 views - Ill make a video projection of 7-inch tablet on android. They can be controlled by wifi.