1. If the mobile phone is not an all-in-one machine, you can disassemble the mobile phone directly, so you can disassemble the back cover and directly see the battery of the mobile phone. The text on the surface of the battery has the capacity information of the battery.
2. If the purchased mobile phone is an all-in-one machine, the back cover is difficult to open. You can look at the packaging box of your mobile phone, and there are usually parameter prompts.
3, open the box, you can directly turn out the mobile phone manual, which also contains mobile phone accessories and battery information.
4. You can search the network according to the purchased mobile phone model, check the relevant mobile phone model specifications and parameters, and it is easy to know the corresponding battery capacity.