BLU Advance 4.0 L3 official Pictures. BLU Advance 4.0 L3 is a Smartphone of blu. The BLU Advance 4.0 L3 Android Smartphone. Announced Jan 2017. Features 4.0″ Display, 5 MP Primary Camera, 2 MP Front Camera, 1300 MAh Battery, 4 GB Storage, 512 MB RAM. BLU Advance 4.0 L3 price starts.