---
title: kUSBPowerRequestWakeRelease
framework: IOKit
role: symbol
role_heading: Enumeration Case
platforms: [Mac Catalyst 18.4+, macOS 10.7+]
path: iokit/usbpowerrequesttypes/kusbpowerrequestwakerelease
---

# kUSBPowerRequestWakeRelease

## Declaration

```occ
kUSBPowerRequestWakeRelease = 2
```

## Discussion

Discussion When used with ReturnExtraPower(), it will send a message to all devices to return any extra wake power if possible.