Kanguru FlashBlu30 64GB USB Flash Drive - Fast, Write-Protected

In this review the Kanguru FlashBlu30 64GB USB flash drive is judged as a practical portable storage option for users who need reliable speed and simple hardware protection. It is best for technicians, students, and professionals who move files between Windows, Mac, and Linux machines and want a physical way to prevent accidental changes. The single biggest reason to buy is the built-in physical write protect switch combined with solid USB 3.0 transfer performance, which makes it a dependable tool for carrying installers, recovery utilities, and important documents.

Key Features

• Super-Fast USB 3.0: Read speeds up to 120 MB/s and write speeds up to 50 MB/s provide noticeably faster transfers on a USB 3.0 port than older drives.
• Physical Write Protect Switch: The manual switch lets users flip the drive to read-only mode to prevent accidental overwrites and reduce exposure to malware.
• Durable Aluminium Casing: A high-strength aluminium body keeps the drive lightweight yet sturdy enough for everyday carry in pockets or laptop bags.
• Cross-Platform Compatibility: Plug-and-play support for Windows, Mac, and Linux plus backward compatibility with USB 2.0 ensures broad device support.
• Long-Term Reliability: A 3-year limited warranty and quoted data retention of 10+ years aim to provide long-lasting storage for archived files.

Who It's For

The FlashBlu30 is aimed at IT technicians, field engineers, and anyone who needs a compact, fast thumb drive that can be locked to prevent accidental writes. Its write-protect switch is particularly useful when transporting installers, system images, or repair tools between client machines.

Those who need the highest sustained write performance for large media projects or professional video workflows should look at higher-capacity or specialized SSD-based portable drives, since USB flash drives have practical speed and longevity limits.

Pros & Cons

Pros

• Solid USB 3.0 read and write speeds for quick file transfers on compatible ports.
• Reliable hardware write-protect switch that simplifies making the drive read-only.
• Robust aluminium housing that balances durability and portability.
• Wide compatibility with Windows, Mac, Linux and USB 2.0 fallback support.

Cons

• Some users report mixed long-term durability, with a few units failing after a few years.
• Write speeds are modest compared with external SSDs when moving very large files.

Specifications

Our Verdict

The Kanguru FlashBlu30 64GB is a sensible, value-oriented choice for users who prioritize a hardware write-protect feature and steady USB 3.0 performance in a rugged, compact package. It is good value for technicians and everyday users who need secure, portable storage, though those seeking top-tier sustained writes or enterprise-level endurance should consider other solutions.

Frequently Asked Questions

Does the write protect switch work on all operating systems?
The physical switch makes the drive read-only at the hardware level, so it prevents writes regardless of operating system.

Will the drive work with older USB 2.0 ports?
Yes, the FlashBlu30 is backward compatible with USB 2.0, though transfer speeds will be limited by the older interface.

How reliable is the drive long term?
The manufacturer specifies a data retention life of 10+ years and offers a 3-year limited warranty, but some users have reported mixed durability after several years of use.