Lenovo K6 Power is good mobile in the range of middle class range. It is equipped with lot of advanced features such as Finger print sensors to lock and unlock mobile. Good user interface, above average sound and display quality makes this mobile one of the top contestant in this range.
Although this mobile has Android 6, it cannot be upgraded to Android 7 or nougat. Another major problem with this mobile is frequent heating of mobile while charging. Also mobile is compatible with its charger only. if we use other standard chargers mobile charges up too slowly.
This mobile can be used as heater also in some cases. Apart from this heating problem, this is worth of investing your money for other features.