---
title: containerID
framework: kernel
role: symbol
role_heading: Instance Property
path: kernel/iousbdevicecapabilitycontainerid/1545924-containerid
---

# containerID

A number that uniquely identifies the device instance across all modes of operation.

## Declaration

```occ
uint8_t containerID[16];
```

## See Also

### Getting the Properties

- [bLength](kernel/iousbdevicecapabilitycontainerid/1546211-blength.md)
- [bDescriptorType](kernel/iousbdevicecapabilitycontainerid/1546207-bdescriptortype.md)
- [bDevCapabilityType](kernel/iousbdevicecapabilitycontainerid/1546363-bdevcapabilitytype.md)
- [bReservedID](kernel/iousbdevicecapabilitycontainerid/1546323-breservedid.md)