---
title: MaxPower
framework: usbdriverkit
role: symbol
role_heading: Instance Property
path: usbdriverkit/iousbconfigurationdescriptor/maxpower
---

# MaxPower

The maximum power consumption of the USB device expressed in 2mA units.

## Declaration

```occ
uint8_t MaxPower;
```

## Discussion

Discussion A value of 50 indicates that the device consumes a maximum of 100mA of current.

## See Also

### Getting the Descriptor Properties

- [bLength](usbdriverkit/iousbconfigurationdescriptor/blength.md)
- [bDescriptorType](usbdriverkit/iousbconfigurationdescriptor/bdescriptortype.md)
- [wTotalLength](usbdriverkit/iousbconfigurationdescriptor/wtotallength.md)
- [bNumInterfaces](usbdriverkit/iousbconfigurationdescriptor/bnuminterfaces.md)
- [bConfigurationValue](usbdriverkit/iousbconfigurationdescriptor/bconfigurationvalue.md)
- [iConfiguration](usbdriverkit/iousbconfigurationdescriptor/iconfiguration.md)
- [bmAttributes](usbdriverkit/iousbconfigurationdescriptor/bmattributes.md)