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The Device API exposes internal information about the device, such as the model and operating system version, along with user information such as unique ids.


npm install @capacitor/device
npx cap sync


import { Device } from '@capacitor/device';

const logDeviceInfo = async () => {
  const info = await Device.getInfo();


const logBatteryInfo = async () => {
  const info = await Device.getBatteryInfo();




getId() => Promise<DeviceId>

Return an unique identifier for the device.

Returns: Promise<DeviceId>

Since: 1.0.0


getInfo() => Promise<DeviceInfo>

Return information about the underlying device/os/platform.

Returns: Promise<DeviceInfo>

Since: 1.0.0


getBatteryInfo() => Promise<BatteryInfo>

Return information about the battery.

Returns: Promise<BatteryInfo>

Since: 1.0.0


getLanguageCode() => Promise<GetLanguageCodeResult>

Get the device’s current language locale code.

Returns: Promise<GetLanguageCodeResult>

Since: 1.0.0



Prop Type Description Since
uuid string The UUID of the device as available to the app. This identifier may change on modern mobile platforms that only allow per-app install UUIDs. On web, a random identifier is generated and stored on localStorage for subsequent calls. 1.0.0


Prop Type Description Since
name string The name of the device. For example, “John’s iPhone”. This is only supported on iOS and Android 7.1 or above. 1.0.0
model string The device model. For example, “iPhone”. 1.0.0
platform 'ios' | 'android' | 'web' The device platform (lowercase). 1.0.0
operatingSystem OperatingSystem The operating system of the device. 1.0.0
osVersion string The version of the device OS. 1.0.0
manufacturer string The manufacturer of the device. 1.0.0
isVirtual boolean Whether the app is running in a simulator/emulator. 1.0.0
memUsed number Approximate memory used by the current app, in bytes. Divide by 1048576 to get the number of MBs used. 1.0.0
diskFree number How much free disk space is available on the the normal data storage. path for the os, in bytes 1.0.0
diskTotal number The total size of the normal data storage path for the OS, in bytes. 1.0.0
webViewVersion string The web view browser version 1.0.0


Prop Type Description Since
batteryLevel number A percentage (0 to 1) indicating how much the battery is charged. 1.0.0
isCharging boolean Whether the device is charging. 1.0.0


Prop Type Description Since
value string Two character language code. 1.0.0

Type Aliases


'ios' | 'android' | 'windows' | 'mac' | 'unknown'

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