Wiko Rainbow Lite 4G official Pictures. Wiko Rainbow Lite 4G is a Smartphone of wiko. The Wiko Rainbow Lite 4G Android Smartphone. Announced Aug 2015. Features 5.0″ Display, Snapdragon 210 Chipset, 5 MP Primary Camera, 2 MP Front Camera, 2000 MAh Battery, 4 GB Storage, 1000 MB RAM. Wiko Rainbow Lite 4G price starts.