[Eng] How to check battery smartphone 2nd

1 / Charge your phone battery 100% after that

2 / Turn on the device in airplane mode,

3 / Turn off applications running in the background,

4 / Turn on the screen continuously with the highest brightness within 1 hour

If the machine is missing

+ Over 15% battery, the device may be defective, bottle, ...

+ Under 15% battery, the battery is okay

p / s: In fact, nobody gives you 100% charge for testing but you can test it by way. After taking the machine please open youtube, the screen is constantly bright, .... running the game in general just use the machine according to the normal needs of 30min to check the battery loss, after using 30min if the machine is too much loss So think again.