Hi lenovo a6000 not good work in android 5.01 and 5.0.2( all android 5) very hot slow speed decharg fast up cpu ghz speed and . you install android 4.4.4 in a6000 is version is bestLenovo has launched its recently unveiled budget 4G smartphone, A6000, at Rs 6, 999. At this price, it is the cheapest 4G-enabled smartphone available in the market. The front of the phone features a 5-inch IPS HD(720x1920p) display which offers good viewing angles and vibrant colours.