Lenovo k3 note a good phone in very less value compair to unather brand.there battry bacup is good for other mobile they are containing the extra function as compair to lenovo a7000. There ram is 2 gb and internal memory is 16gb these is two changes of lenovo k note3and lenovoa7000.its a very lightweight and smart.they gives all facillities in less value. Lenovo brand are are compair the samsung and gives extra facillities.the larg amount of phone selling in market.