[Home](./index.md) > [@snowplow/browser-tracker](./browser-tracker.md) > [newTracker](./browser-tracker.newtracker.md) ## newTracker() function Initialise a new tracker Signature: ```typescript declare function newTracker(trackerId: string, endpoint: string, configuration?: TrackerConfiguration): BrowserTracker | null | undefined; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | trackerId | string | The tracker id - also known as tracker namespace | | endpoint | string | Collector endpoint in the form collector.mysite.com | | configuration | TrackerConfiguration | The initialisation options of the tracker | Returns: BrowserTracker \| null \| undefined