Lenovo vibe k5 note phone is best for charging purpose I am getting upto 2 days battery back up.its look also good.I have installed so many applications it is working fine without hanging.its all features are good.it having good camera, 3gb ram, good rom, 1.3ghz processor.Sound reception is also good speakers are good to hear. It is easy to use.all range and features are good.reliability and durability is awesome.compare to cost purpose it is less price compare to samsung and sony.one of the awesome phone.I am using this phone from last 3 months.