The Oukitel K7 model is the successor of Oukitel K10. It is a phone that offers an amazing battery backup of 10000 mAh capacity. According to the manufacturers of K7, it is designed in such a manner that the software and hardware both support the battery performance. Outstanding battery backup is the primary feature of K series. To know more please visit at https://blog.evisionshop.com/2018/05/18/oukitel-k7-review/