---
title: HIDUsage.PhysicalInputDeviceUsage.etSawtoothDown
framework: corehid
role: symbol
role_heading: Case
path: corehid/hidusage/physicalinputdeviceusage/etsawtoothdown
---

# HIDUsage.PhysicalInputDeviceUsage.etSawtoothDown

## Declaration

```swift
case etSawtoothDown
```