BatteryManager Example

BatteryManagerDemo.js

navigator.getBattery().then(function(battery){
  function currentBatteryInfo(){
  	console.log("Battery charging: "+battery.charging);
    console.log("Remaining time to fully charge: "+battery.chargingTime);
    console.log("Remaining time to discharge: "+battery.dischargingTime);
    console.log("Battery level: "+battery.level*100+"%");
  }
  currentBatteryInfo();
  
  battery.addEventListener('chargingchange', function(){
  	console.log("Battery charging status changed: "+(battery.charging ? "Charging..." : "No Charging"));
  });
});