BatteryManager: chargingtimechange event

Limited availability

This feature is not Baseline because it does not work in some of the most widely-used browsers.

Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

The chargingtimechange event of the BatteryManager interface is fired when the battery chargingTime property is updated.

Syntax

Use the event name in methods like addEventListener(), or set an event handler property.

js
addEventListener("chargingtimechange", (event) => { })

onchargingtimechange = (event) => { }

Event type

A generic Event.

Example

HTML

html
<div id="level">(battery level unknown)</div>
<div id="chargingTime">(charging time unknown)</div>

JavaScript

js
navigator.getBattery().then((battery) => {
  battery.onchargingtimechange = () => {
    document.querySelector("#level").textContent = battery.level;
    document.querySelector("#chargingTime").textContent = battery.chargingTime;
  };
});

Specifications

Specification
Battery Status API
# ref-for-dfn-chargingtimechange-1
Battery Status API
# dom-batterymanager-onchargingtimechange

Browser compatibility

Report problems with this compatibility data on GitHub
desktopmobile
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
chargingtimechange event

Legend

Tip: you can click/tap on a cell for more information.

Full support
Full support
No support
No support

See also