## [AirQualityMeterElement](https://developers.google.com/maps/documentation/javascript/reference/air-quality.md.txt#AirQualityMeterElement) class class `google.maps.airQuality.AirQualityMeterElement` extends `HTMLElement` implements `AirQualityMeterElementOptions` library `"airQuality"` **Notice:** Available only in the [v=alpha channel](https://developers.google.com/maps/documentation/javascript/versions.md.txt#choosing-the-alpha-channel). Displays air quality information for a given location. ```html ``` ```javascript const {AirQualityMeterElement} = await google.maps.importLibrary("airQuality"); ``` | ### Constructor || |---|---| | `AirQualityMeterElement` | `AirQualityMeterElement([options])` **Parameters:** - `options: AirQualityMeterElementOptions optional` | | ### Properties || |---|---| | `location` attr: location | **Input type:** `LatLngLiteral|LatLng|LatLngAltitudeLiteral|LatLngAltitude optional` **Output type:** `LatLngAltitude optional` **Default:** `null` The location to render the air quality meter for. Normalizes to a `LatLngAltitude`. **HTML attribute:** `location="lat,lng"` | | `requestedLanguage` | **Type:** `string optional` **Default:** `null` An override for the language to request from the [Air Quality API](https://developers.google.com/maps/documentation/air-quality/overview.md.txt). See the [list of supported languages](https://developers.google.com/maps/faq.md.txt#languagesupport). | | ### Methods || |---|---| | ### Events || |---|---| | `gmp-error` | `function()` **Arguments:** None Event fired when the `AirQualityMeterElement` has an error in loading. | | `gmp-load` | `function()` **Arguments:** None Event fired when the `AirQualityMeterElement` has finished loading. | ## [AirQualityMeterElementOptions](https://developers.google.com/maps/documentation/javascript/reference/air-quality.md.txt#AirQualityMeterElementOptions) interface interface `google.maps.airQuality.AirQualityMeterElementOptions` implemented by `AirQualityMeterElement` AirQualityMeterElement options. | ### Properties || |---|---| | `location` optional | **Type:** `LatLngLiteral|LatLng|LatLngAltitudeLiteral|LatLngAltitude optional` See `AirQualityMeterElement.location` | | `requestedLanguage` optional | **Type:** `string optional` See `AirQualityMeterElement.requestedLanguage` |