1 / 7KOOTION Pendrive U305 128GB USB 3.0 Flash Drive
KOOTION Pendrive U305 is a 128GB USB 3.0 flash drive with a swivel protector and key-ring attachment. The listing claims read speeds up to 80 MB/s and write speeds up to 25 MB/s, so it is aimed at everyday file storage and transfer rather than a documented high-speed workload.
At a glance
- 128GB capacity for storing and moving documents, photos, music and video files.
- USB Type-A connection with USB 3.0 interface. The listing also says it is compatible with USB 2.0 and below.
- Swivelling cover protects the connector when not in use, and the key-ring hole allows attachment to a ring or cord.
- Manufacturer claims read speeds up to 80 MB/s and write speeds up to 25 MB/s.
Reference price: £12.99
Price checked: 12 Nov 2026
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Pros and cons
Pros
- The 128GB capacity suits carrying a sizeable collection of files on one small drive.
- The swivel cover avoids a separate cap, while the key-ring attachment can make the drive easier to keep with keys or a lanyard.
- The stated read and write rates give buyers separate speed claims to compare with their transfer needs.
Cons
- The stated maximum write speed is lower than the stated read speed, which may make large file transfers less convenient than reading files.
- The listed connector is USB Type-A, so devices without a compatible port may need a suitable adapter.
Technical specifications
13 specifications| Brand | KOOTION |
|---|---|
| Model | Pendrive |
| Storage listed | 128 GB |
|---|---|
| Hardware interface | USB 3.0 |
| Connector type | USB Type A |
| Read speed listed | 80 Megabytes Per Second |
| Write speed listed | 25 MB per second |
| Feature listed | 360 Degree Rotating Protector Keychain Design |
|---|---|
| Colour | Single Pack Black |
| Dimensions | 58D x 10W x 18H millimetres |
| Weight listed | 10 Grams |
| Compatible devices listed | PC, Laptop, HP, Dell, Toshiba, Mac |
|---|---|
| Compatible phone models listed | samsung |
What to know before buying
Listing details to confirm
The title claims speeds up to 80MB/s, while the details give the read rate as 80 Megabytes Per Second and write rate as 25 MB per second. Customer feedback on speed and reliability is mixed, including reports of very slow transfers and a drive locking after one save. The speeds are listing claims, not independent measurements, so this is a better fit for routine file carrying than for buyers who need predictable transfer performance.
Who is it for?
A good fit for
- People wanting a compact 128GB drive for documents, photos, music or other files.
- Buyers with a USB Type-A port who want a swivel-cover design and key-ring attachment.
- Everyday file storage where the stated speed claims are adequate and consistent performance is not a critical requirement.
Less suited to
- Buyers seeking USB-C connectivity without an adapter.
- People who need assured fast transfers or dependable performance for critical files, given mixed customer feedback on speed and reliability.

Customer reviews on Amazon
- 5 stars
66% 66% - 4 stars
19% 19% - 3 stars
7% 7% - 2 stars
2% 2% - 1 star
6% 6%
Customer feedback highlights the capacity and perceived quality, with some people finding it useful for carrying many files. Speed and reliability experiences are mixed, including reports of slow transfers and a drive locking after one save, and opinions on value also differ. For routine storage, the listed 128 GB and USB Type-A connection describe the intended use, but the stated transfer rates do not resolve those reliability concerns.
Positive themes
- Customers mention the storage capacity and perceived quality positively.
Negative themes
- Some customers report very slow transfers and reliability problems, including a drive locking after one save.
Mixed feedback
- Speed and value receive mixed feedback, with customers reporting both satisfactory and disappointing experiences.
Frequently asked questions
What capacity and connector does this KOOTION drive have?
The listing specifies 128 GB of storage and a USB Type-A connector with a USB 3.0 interface.
What transfer speeds are stated?
The listing gives a read speed of 80 Megabytes Per Second and a write speed of 25 MB per second. These are claims, not independently verified measurements.
Can it be attached to a key ring?
The listing describes a keychain design with a hole for a key ring or cord, alongside a swivelling cover for the connector.
What should I know about reported reliability and speed?
Customer feedback describes speed and reliability as mixed, with some reports of slow transfers and a drive locking after one save. Consider this before relying on it for important files or predictable performance.

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