Definition
Battery Status API defines BatteryManager
[SecureContext, Exposed=Window]
interface BatteryManager : EventTarget {
readonly attribute boolean charging;
readonly attribute unrestricted double chargingTime;
readonly attribute unrestricted double dischargingTime;
readonly attribute double level;
attribute EventHandler onchargingchange;
attribute EventHandler onchargingtimechange;
attribute EventHandler ondischargingtimechange;
attribute EventHandler onlevelchange;
};