Checking battery percentage is very integral part of flashing ROM because if your Android powered device turn off during flashing then your phone may see a hard brick and then you have to send it to service center to fix thing. As smartphone require more power, your device may not on required battery percentage. So, how can we check the battery percentage without installing any app?
We will use Android inbuilt system to know our device remaining battery power. Knowing the remaining battery juice percentage is very much easy, just follow below procedure:
How to Check Battery Percentage in Android Phones (Tested on Android 4.1.1)
1. Go to Settings and then tap on About device. Now tap on Status. And you can then check out Battery level as shown in below image.
How to Check Battery Percentage in Android Phones (Tested on Android 2.3.6)
1. Dial *#*#4636#*#* and it will come up with four options – Phone information, Battery information, Usage statistics and Wifi information.
2. Tap on Battery information and it will show remaining battery level along with other related options including battery temperature, time since boot and battery health.
If you wish you can also use third party apps such as Battery Widget, Battery Solo Widget or any other similar apps to know your battery usage percentage right on your home screen.