In this contrast, manufacturers can only continuously reduce the charging time of users on mobile phones with non-removable batteries in order to make the user experience closer to the previous mobile phones with removable batteries.
The reason for the gradual decline of the removable battery design, but also because a large probability unauthorized users to replace the third-party battery will reduce mobile phone security , and integrated design is more space, more waterproof , but also to spend wireless charging, speed up the user's Change frequency.
