/**
 * Types for the Battery Status API
 * @see https://developer.mozilla.org/en-US/docs/Web/API/Battery_Status_API
 */
export interface BatteryManager extends EventTarget {
    charging: boolean;
    chargingTime: number;
    dischargingTime: number;
    level: number;
    addEventListener(type: "chargingchange", listener: EventListener): void;
    addEventListener(type: "levelchange", listener: EventListener): void;
    addEventListener(type: "chargingtimechange", listener: EventListener): void;
    addEventListener(type: "dischargingtimechange", listener: EventListener): void;
    addEventListener(type: string, listener: EventListener): void;
    removeEventListener(type: string, listener: EventListener): void;
    dispatchEvent(event: Event): boolean;
}
export interface Navigator extends globalThis.Navigator {
    getBattery(): Promise<BatteryManager>;
}
export interface BatteryData {
    charging?: boolean;
    level?: number;
    chargingTime?: number;
    dischargingTime?: number;
}