LG E900 Optimus 7 official Pictures. LG E900 Optimus 7 is a Smartphone of lg. The LG E900 Optimus 7 Windows Mobile Smartphone. Announced Oct 2010. Features 3.8″ Display, Snapdragon S1 Chipset, 5 MP Primary Camera, 1500 MAh Battery, 16 GB Storage, 512 MB RAM, Corning Gorilla Glass. LG E900 Optimus 7 price starts.