---
title: kUSBPowerDuringWakeUSB3
framework: IOKit
role: symbol
role_heading: Enumeration Case
platforms: [Mac Catalyst 18.4+, macOS 10.8+]
path: iokit/usbpowerrequesttypes/kusbpowerduringwakeusb3
---

# kUSBPowerDuringWakeUSB3

## Declaration

```occ
kUSBPowerDuringWakeUSB3 = 7
```

## Discussion

Discussion This is used by the USB stack to allocate the 400mA extra for USB3, above the 500ma allocated by USB2