---
title: kHIDUsage_AD_VerticalScroll
framework: Kernel
role: symbol
role_heading: Enumeration Case
platforms: [macOS 10.12+]
path: kernel/1641387-anonymous/khidusage_ad_verticalscroll
---

# kHIDUsage_AD_VerticalScroll

## Declaration

```occ
kHIDUsage_AD_VerticalScroll = 0x29
```