How to check battery level and percentage of android and ios device in React Native

To check the battery level in react native we can use NPM package ( react-native-device-info ). The documentation of this package is very easy. In this tutorial we will learn how to check battery level of a android and ios device using this package. Below is the setups you need to follow:-

1.) Install the react-native-device-info package

Using npm:

npm install --save react-native-device-info

or using yarn:
yarn add react-native-device-info

Next you need to run below command to link the package for android and ios
react-native link react-native-device-info

Usage
Now import the package like below
import DeviceInfo from 'react-native-device-info';

Get Battery Level
componentDidMount = () => {
     DeviceInfo.getBatteryLevel().then((batteryLevel) => {
        console.log(batteryLevel);
      });
}

this will give you value like this:-
0.4923434545 = 49%

0.5 = 50%
0.054747564 = 5%
1 = 100%
I hope this will help  you

				
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