A compound applying to skin and a method making the same comprises certain proportions for following first components: Dimethicone Crosspolymer, DimethiconeVinyl Dimethicone Crosspolymer, Cyclotetrasiloxane, Dimethicone, Cetyl PEGPPG-1515 Butyl Ether Dimethicone, Squalane, and Titanium Dioxide. The backlight unit includes light sources, light guide plates, and a bottom cover. One unit has a computer that controls the system, three video cameras, and two way radio communication.