---
title: stepValue
framework: homekit
role: symbol
role_heading: Instance Property
path: homekit/hmcharacteristicmetadata/stepvalue
---

# stepValue

The minimum interval between values for the characteristic.

## Declaration

```swift
var stepValue: NSNumber? { get }
```

## Discussion

Discussion This value only applies to characteristics with a number type.

## See Also

### Bounding the value

- [validValues](homekit/hmcharacteristicmetadata/validvalues.md)
- [minimumValue](homekit/hmcharacteristicmetadata/minimumvalue.md)
- [maximumValue](homekit/hmcharacteristicmetadata/maximumvalue.md)
- [maxLength](homekit/hmcharacteristicmetadata/maxlength.md)