# GET /foot-traffic/devices/{serial\_number} This endpoint returns data for a specific device. You can query the results by the `datetime_start` (inclusive) and `datetime_end` (exclusive) parameters can be used to query for data recorded within the specified datetime range. Note that these parameters are [grouped by local timezone](https://docs.getdor.com/dtm-docs/dtm-api/datetimes).\ \ Data is returned for each `interval` time at each device. The `interval` can be one of: 15m, hour, day, week, month, year. {% openapi src="" path="/foot-traffic/devices/{serial\_number}" method="get" %} [dtm-api-v1.oas3-10-30.yml](https://1062391435-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FWWQAN8kNLZjV927A0f78%2Fuploads%2Fn1TAHd8F65aD1UzpYHlo%2Fdtm-api-v1.oas3-10-30.yml?alt=media\&token=c72220cf-2ccb-4602-8a25-057209150872) {% endopenapi %}