It seems you're referring to a hard disk enclosure designed for WD My Passport external hard drives with USB 3.0 connectivity. Here are some details about it:

• Compatibility: Compatible with WD My Passport external hard drives, typically those with USB 3.0 interface.
• Functionality: Provides an enclosure for the WD My Passport hard drive, allowing it to be used as an external storage device.
• Connectivity: Supports USB 3.0 connectivity for high-speed data transfer.
• Design: Designed to securely enclose the WD My Passport hard drive while providing access to the USB port for connection to computers or other devices.
• Protection: Offers protection for the hard drive from dust, scratches, and minor impacts.
• Portability: Compact and lightweight design makes it easy to carry around.
• Installation: Typically features tool-less installation for easy setup.
• Usage: Ideal for users who want to repurpose their WD My Passport internal hard drive as an external storage device or for backup purposes.