04d8:e7ee — travisgeis.com Bike Light

Microchip Technology, Inc.

Vendor ID: 04d8
Product ID: e7ee
Combined: 04d8:e7ee
Decimal: 1240:59374

What is this device?

This is the USB identifier for a travisgeis.com Bike Light manufactured by Microchip Technology, Inc.. The vendor ID 04d8 is registered to Microchip Technology, Inc. with the USB Implementers Forum, and e7ee is the product ID that Microchip Technology, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 04d8:e7ee Microchip Technology, Inc. travisgeis.com Bike Light.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 04d8:e7ee Microchip Technology, Inc. travisgeis.com Bike Light

You can filter directly with lsusb -d 04d8:e7ee, or get the full descriptor dump with lsusb -v -d 04d8:e7ee. Kernel messages from dmesg show the same pair as idVendor=04d8, idProduct=e7ee.

Windows

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

USB\VID_04D8&PID_E7EE
USB\VID_04D8&PID_E7EE&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_04D8&PID_E7EE"

macOS

$ system_profiler SPUSBDataType
    travisgeis.com Bike Light:
      Product ID: 0xe7ee
      Vendor ID: 0x04d8  (Microchip Technology, Inc.)

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:

04d8  Microchip Technology, Inc.
	e7ee  travisgeis.com Bike Light

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