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Tiny black USB flash drive with a low-profile plug-and-stay body

Western Digital

Western Digital SanDisk Ultra Fit 1TB USB 3.2 Gen 1 Flash Drive

SKU CH-PNP1-Q1ZZG

A tiny flash drive adds 1TB of storage with read speeds up to 400MB/s and optional 128-bit AES password protection

  • Plug-and-stay design adds storage without protruding
  • Read speeds up to 400MB/s cut file transfer time
  • Move a 1.2GB movie in under 30 seconds
  • 1TB capacity stores high-resolution photos and videos
  • 128-bit AES encryption protects files with password software

Ultra-compact plug-and-stay design

The SanDisk Ultra Fit USB 3.2 Gen 1 Flash Drive adds 1TB of storage in a tiny form factor that stays flush with laptops, game consoles or in-car audio systems. It targets users who need extra space for high-resolution photos and videos without a protruding drive. The low-profile build suits tight ports and mobile setups where larger sticks would snag or block adjacent sockets.

Up to 400MB/s read speed and optional encryption

A USB 3.0 port is required to reach the quoted 400MB/s read rate, letting a 1.2GB MPEG-4 movie transfer in under 30 seconds. Actual throughput varies with host device, usage conditions and drive capacity. Downloadable software adds 128-bit AES password protection on Windows 10+ and macOS v10.9+, securing files without extra hardware.

Driver-free installation with one common caveat

The drive works plug-and-play on supported operating systems; no driver install is needed for basic storage. The encryption software must be downloaded separately from the SanDisk site before protection can be enabled. The only frequent issue is reduced speed when the drive is used on USB 2.0 ports instead of the required USB 3.0 connection.

Highlights

  • Plug-and-stay design adds storage without protruding
  • Read speeds up to 400MB/s cut file transfer time
  • Move a 1.2GB movie in under 30 seconds
  • 1TB capacity stores high-resolution photos and videos
  • 128-bit AES encryption protects files with password software

Specifications

No published specifications for this item yet.

Questions about this item

Does the 1 TB drive have a write-cycle limit or wear-levelling that will eventually require replacement?

Flash memory has a finite number of write cycles, but the controller uses wear-levelling to spread writes evenly across cells; under normal consumer workloads the drive lasts for years without needing replacement.

What is the first performance bottleneck during sustained large-file transfers?

After an initial burst at up to 400 MB/s read, the thermal ceiling of the tiny metal casing causes the controller to throttle, so write speed drops and becomes the limiting factor.

How hot does the metal body get and does it draw extra power when left plugged in all day?

The drive runs warm to the touch during continuous reads but stays within USB 3.0 power limits; idle draw is negligible so it can remain inserted in a laptop or console indefinitely.

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