BatteryManager

BatteryManager 인터페이스는 시스템의 배터리 충전 상태에 대한 정보를 확인 하는 방법을 제공합니다.

navigator.battery 프로퍼티는 Battery Status API와 상호작용 할 수 있는 BatteryManager 인터페이스의 인스턴스를 반환합니다.

프로퍼티

BatteryManager.charging Read only
배터리가 현재 충전 중인지 여부를 Boolean 값으로 나타냅니다.
BatteryManager.chargingTime Read only
배터리가 완전히 충전되기 까지 남은 시간을 초로 표현합니다. 0 이면 이미 배터리의 충전이 완료 된 상황 입니다.
BatteryManager.dischargingTime Read only
배터리가 완전히 방전되고 시스템이 중지 될 때까지의 남은 시간을 초로 표현 합니다.
BatteryManager.level Read only
배터리의 충전 상태를 0.0 에서 1.0 사이의 값으로 표현 합니다.

이벤트 핸들러

BatteryManager.onchargingchange
chargingchange 이벤트의 핸들러 입니다. 이 이벤트는 배터리 충전 상태가 변경될 때 발생합니다.
BatteryManager.onchargingtimechange
chargingtimechange 이벤트의 핸들러 입니다. 이 이벤트는 배터리 충전 시간이 변경될 때 발생합니다.
BatteryManager.ondischargingtimechange
dischargingtimechange 이벤트의 핸들러 입니다. 이 이벤트는 배터리 방전 시간이 변경될 때 발생합니다.
BatteryManager.onlevelchange
levelchange 이벤트의 핸들러 입니다. 이 이벤트는 배터리 수준 상태가 변경 될 때 발생합니다.

메소드

Inherited from EventTarget:

EventTarget 으로 부터 상속을 받습니다:

EventTarget.addEventListener()
Registers an event handler of a specific event type on the EventTarget.
EventTarget.removeEventListener()
Removes an event listener from the EventTarget.
EventTarget.dispatchEvent()
Dispatches an event to this EventTarget.

Additional methods in Mozilla chrome codebase

Mozilla includes a couple of extensions for use by JS-implemented event targets to implement onevent properties.

See also WebIDL bindings.

  • void setEventHandler(DOMString type, EventHandler handler)
  • EventHandler getEventHandler(DOMString type)

명세

Specification Status Comment
Battery Status API Candidate Recommendation 초기 명세

브라우저 호환성

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
BatteryManager
Deprecated
Chrome Full support 38Edge Full support 79Firefox No support 16 — 52
No support 16 — 52
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
Full support 52
Notes Disabled
Notes Disabled by default in Firefox 10, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provides support for the deprecated navigator.battery.
Disabled From version 52: this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Full support 72
Notes
Notes From this version onwards, BatteryManager is only available in chrome/privileged code.
IE No support NoOpera Full support 25Safari No support NoWebView Android Full support 40Chrome Android Full support 38
Notes
Full support 38
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
Firefox Android No support 10 — 16
Prefixed
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
No support 16 — 52
Notes Disabled
Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11.0, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provides support for the deprecated navigator.battery.
Disabled From version 16 until version 52 (exclusive): this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support 25Safari iOS No support ? — ?Samsung Internet Android Full support 3.0
Notes
Full support 3.0
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
charging
Deprecated
Chrome Full support 38Edge Full support 79Firefox No support 16 — 52
No support 16 — 52
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
Full support 52
Notes Disabled
Notes Disabled by default in Firefox 10, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provides support for the deprecated navigator.battery.
Disabled From version 52: this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Full support 72
Notes
Notes From this version onwards, BatteryManager is only available in chrome/privileged code.
IE No support NoOpera Full support 25Safari No support NoWebView Android Full support 40Chrome Android Full support 38
Notes
Full support 38
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
Firefox Android No support 10 — 16
Prefixed
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
No support 16 — 52
Notes Disabled
Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11.0, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provides support for the deprecated navigator.battery.
Disabled From version 16 until version 52 (exclusive): this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support 25Safari iOS No support ? — ?Samsung Internet Android Full support 3.0
Notes
Full support 3.0
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
chargingTime
Deprecated
Chrome Full support 38Edge Full support 79Firefox No support 16 — 52
No support 16 — 52
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
Full support 52
Notes Disabled
Notes Disabled by default in Firefox 10, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provides support for the deprecated navigator.battery.
Disabled From version 52: this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Full support 72
Notes
Notes From this version onwards, BatteryManager is only available in chrome/privileged code.
IE No support NoOpera Full support 25Safari No support NoWebView Android Full support 40Chrome Android Full support 38
Notes
Full support 38
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
Firefox Android No support 10 — 16
Prefixed
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
No support 16 — 52
Notes Disabled
Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11.0, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provides support for the deprecated navigator.battery.
Disabled From version 16 until version 52 (exclusive): this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support 25Safari iOS No support ? — ?Samsung Internet Android Full support 3.0
Notes
Full support 3.0
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
dischargingTime
Deprecated
Chrome Full support 38Edge Full support 79Firefox No support 16 — 52
No support 16 — 52
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
Full support 52
Notes Disabled
Notes Disabled by default in Firefox 10, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provides support for the deprecated navigator.battery.
Disabled From version 52: this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Full support 72
Notes
Notes From this version onwards, BatteryManager is only available in chrome/privileged code.
IE No support NoOpera Full support 25Safari No support NoWebView Android Full support 40Chrome Android Full support 38
Notes
Full support 38
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
Firefox Android No support 10 — 16
Prefixed
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
No support 16 — 52
Notes Disabled
Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11.0, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provides support for the deprecated navigator.battery.
Disabled From version 16 until version 52 (exclusive): this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support 25Safari iOS No support ? — ?Samsung Internet Android Full support 3.0
Notes
Full support 3.0
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
level
Deprecated
Chrome Full support 38Edge Full support 79Firefox No support 16 — 52
No support 16 — 52
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
Full support 52
Notes Disabled
Notes Disabled by default in Firefox 10, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provides support for the deprecated navigator.battery.
Disabled From version 52: this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Full support 72
Notes
Notes From this version onwards, BatteryManager is only available in chrome/privileged code.
IE No support NoOpera Full support 25Safari No support NoWebView Android Full support 40Chrome Android Full support 38
Notes
Full support 38
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
Firefox Android No support 10 — 16
Prefixed
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
No support 16 — 52
Notes Disabled
Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11.0, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provides support for the deprecated navigator.battery.
Disabled From version 16 until version 52 (exclusive): this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support 25Safari iOS No support ? — ?Samsung Internet Android Full support 3.0
Notes
Full support 3.0
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
onchargingchange
Deprecated
Chrome Full support 38Edge Full support 79Firefox No support 16 — 52
No support 16 — 52
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
Full support 52
Notes Disabled
Notes Disabled by default in Firefox 10, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provides support for the deprecated navigator.battery.
Disabled From version 52: this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Full support 72
Notes
Notes From this version onwards, BatteryManager is only available in chrome/privileged code.
IE No support NoOpera Full support 25Safari No support NoWebView Android Full support 40Chrome Android Full support 38
Notes
Full support 38
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
Firefox Android No support 10 — 16
Prefixed
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
No support 16 — 52
Notes Disabled
Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11.0, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provides support for the deprecated navigator.battery.
Disabled From version 16 until version 52 (exclusive): this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support 25Safari iOS No support ? — ?Samsung Internet Android Full support 3.0
Notes
Full support 3.0
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
onchargingtimechange
Deprecated
Chrome Full support 38Edge Full support 79Firefox No support 16 — 52
No support 16 — 52
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
Full support 52
Notes Disabled
Notes Disabled by default in Firefox 10, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provides support for the deprecated navigator.battery.
Disabled From version 52: this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Full support 72
Notes
Notes From this version onwards, BatteryManager is only available in chrome/privileged code.
IE No support NoOpera Full support 25Safari No support NoWebView Android Full support 40Chrome Android Full support 38
Notes
Full support 38
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
Firefox Android No support 10 — 16
Prefixed
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
No support 16 — 52
Notes Disabled
Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11.0, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provides support for the deprecated navigator.battery.
Disabled From version 16 until version 52 (exclusive): this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support 25Safari iOS No support ? — ?Samsung Internet Android Full support 3.0
Notes
Full support 3.0
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
ondischargingtimechange
Deprecated
Chrome Full support 38Edge Full support 79Firefox No support 16 — 52
No support 16 — 52
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
Full support 52
Notes Disabled
Notes Disabled by default in Firefox 10, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provides support for the deprecated navigator.battery.
Disabled From version 52: this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Full support 72
Notes
Notes From this version onwards, BatteryManager is only available in chrome/privileged code.
IE No support NoOpera Full support 25Safari No support NoWebView Android Full support 40Chrome Android Full support 38
Notes
Full support 38
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
Firefox Android No support 10 — 16
Prefixed
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
No support 16 — 52
Notes Disabled
Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11.0, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provides support for the deprecated navigator.battery.
Disabled From version 16 until version 52 (exclusive): this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support 25Safari iOS No support ? — ?Samsung Internet Android Full support 3.0
Notes
Full support 3.0
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
onlevelchange
Deprecated
Chrome Full support 38Edge Full support 79Firefox No support 16 — 52
No support 16 — 52
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
Full support 52
Notes Disabled
Notes Disabled by default in Firefox 10, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Firefox 18. Firefox also provides support for the deprecated navigator.battery.
Disabled From version 52: this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Full support 72
Notes
Notes From this version onwards, BatteryManager is only available in chrome/privileged code.
IE No support NoOpera Full support 25Safari No support NoWebView Android Full support 40Chrome Android Full support 38
Notes
Full support 38
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.
Firefox Android No support 10 — 16
Prefixed
No support 10 — 16
Prefixed
Prefixed Implemented with the vendor prefix: moz
No support 16 — 52
Notes Disabled
Notes Disabled by default in Firefox 10.0, but can be enabled setting the preference dom.battery.enabled to true. Starting with Firefox 11.0, mozBattery is enabled by default. The Battery API is currently supported on Android, Windows, and Linux with UPower installed. Support for MacOS is available starting with Gecko 18.0 (Firefox 18.0 / Thunderbird 18.0 / SeaMonkey 2.15). Firefox also provides support for the deprecated navigator.battery.
Disabled From version 16 until version 52 (exclusive): this feature is behind the dom.battery.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support 25Safari iOS No support ? — ?Samsung Internet Android Full support 3.0
Notes
Full support 3.0
Notes
Notes Values for BatteryManager.chargingTime and BatteryManager.dischargingTime are always equal to Infinity.

Legend

Full support  
Full support
No support  
No support
Deprecated. Not for use in new websites.
Deprecated. Not for use in new websites.
See implementation notes.
See implementation notes.
User must explicitly enable this feature.
User must explicitly enable this feature.
Requires a vendor prefix or different name for use.
Requires a vendor prefix or different name for use.

참고