---
title: duration
framework: sensorkit
role: symbol
role_heading: Instance Property
path: sensorkit/srwristtemperaturesession/duration
---

# duration

The number of seconds that the device records the temperature.

## Declaration

```swift
var duration: TimeInterval { get }
```

## See Also

### Getting session information

- [startDate](sensorkit/srwristtemperaturesession/startdate.md)
- [version](sensorkit/srwristtemperaturesession/version.md)