Smartphone cell phone, tablet PC, laptop, tablet, computer TV, coverless battery replacement car battery, battery car

摘要

① Technical field The present invention relates to a machine such as a smart phone and a laptop, and more particularly, to a battery replacement of a machine such as a mobile phone and a laptop. ② Problems to be solved Easy battery replacement Poor cover and inconvenience of battery cover when replacing the battery Increased battery usage ③ Method of solving the problem (Refer to the drawing) Mobile phone and tablet PC without back cover, etc. Easy battery replacement. Convenient without battery cover. Increased battery usage ④ Effect Increased battery usage Convenient without battery cover Easy battery replacement Use of TV when there is no current