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[Home](./index.md) &gt; [@firebase/app-types](./app-types.md) &gt; [FirebaseOptions](./app-types.firebaseoptions.md)

## FirebaseOptions interface


<b>Signature:</b>

```typescript
export interface FirebaseOptions 
```

## Properties

|  Property | Type | Description |
|  --- | --- | --- |
|  [apiKey](./app-types.firebaseoptions.apikey.md) | string |  |
|  [appId](./app-types.firebaseoptions.appid.md) | string |  |
|  [authDomain](./app-types.firebaseoptions.authdomain.md) | string |  |
|  [databaseURL](./app-types.firebaseoptions.databaseurl.md) | string |  |
|  [measurementId](./app-types.firebaseoptions.measurementid.md) | string |  |
|  [messagingSenderId](./app-types.firebaseoptions.messagingsenderid.md) | string |  |
|  [projectId](./app-types.firebaseoptions.projectid.md) | string |  |
|  [storageBucket](./app-types.firebaseoptions.storagebucket.md) | string |  |