3538:0042 — Cool Drive U339 Flash Disk
Power Quotient International Co., Ltd
- Vendor ID
- 3538
- Product ID
- 0042
- Combined
- 3538:0042
- Decimal
- 13624:66
What is this device?
This is the USB identifier for a Cool Drive U339 Flash Disk manufactured by Power Quotient International Co., Ltd. The vendor ID 3538 is registered to Power Quotient International Co., Ltd with the USB Implementers Forum, and 0042 is the product ID that Power Quotient International Co., Ltd assigned to this particular model. When you run lsusb on Linux, this device appears as 3538:0042 Power Quotient International Co., Ltd Cool Drive U339 Flash Disk.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 3538:0042 Power Quotient International Co., Ltd Cool Drive U339 Flash Disk
You can filter directly with lsusb -d 3538:0042, or get the full descriptor dump with lsusb -v -d 3538:0042. Kernel messages from dmesg show the same pair as idVendor=3538, idProduct=0042.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_3538&PID_0042 USB\VID_3538&PID_0042&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_3538&PID_0042"
macOS
$ system_profiler SPUSBDataType
Cool Drive U339 Flash Disk:
Product ID: 0x0042
Vendor ID: 0x3538 (Power Quotient International Co., Ltd)Driver help
Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page.
Raw usb.ids entry
The exact lines this page is generated from, in the upstream source file:
3538 Power Quotient International Co., Ltd 0042 Cool Drive U339 Flash Disk