05dd:a011 — HID UPS Battery

This is the USB identifier for a HID UPS Battery manufactured by Delta Electronics, Inc.. The vendor ID 05dd is registered to Delta Electronics, Inc. with the USB Implementers Forum, and a011 is the product ID that Delta Electronics, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 05dd:a011 Delta Electronics, Inc. HID UPS Battery.

Linux

$ lsusb
Bus 001 Device 004: ID 05dd:a011 Delta Electronics, Inc. HID UPS Battery

You can filter directly with lsusb -d 05dd:a011, or get the full descriptor dump with lsusb -v -d 05dd:a011. Kernel messages from dmesg show the same pair as idVendor=05dd, idProduct=a011.

Windows

In Device Manager, open the device, go to Details → Hardware Ids. This device reports:

USB\VID_05DD&PID_A011
USB\VID_05DD&PID_A011&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_05DD&PID_A011"

macOS

$ system_profiler SPUSBDataType
    HID UPS Battery:
      Product ID: 0xa011
      Vendor ID: 0x05dd  (Delta Electronics, Inc.)

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.

The exact lines this page is generated from, in the upstream source file:

05dd  Delta Electronics, Inc.
	a011  HID UPS Battery

• 05dd:a0a0 Minuteman Entrust-LCD Series UPS
• 05dd:ff31 AWU-120
• 05dd:ff32 FriendlyNET AeroLAN AL2011
• 05dd:ff35 PCW 100 - Wireless 802.11b Adapter

See all 6 devices from Delta Electronics, Inc. →