Unlock up to 285MB/s speeds in a 128GB-1TB design. With U3/V60 performance, rugged durability, and 4K video prowess, it’s fast, tough, and pro-ready.

Warranty

3-Year

1TB

Larger

285MB/s

Read Speed

Universal Compatibility

Camera/Advanced Camcorders/Tablet/Laptop

Camera

Advanced Camcorders

Tablet

Laptop

Specification

Storage capability
Part Number
Testing Speed

Storage capability

128GB

256GB

512GB

1TB

Part Number

KWLSU100128

KWLSU100256

KWLSU100512

KWLSU100T01

Testing Speed

Read: 287MB/s Write: 100MB/s

Read: 287MB/s Write: 195MB/s

Read: 286MB/s Write: 150MB/s

Read: 288MB/s Write: 150MB/s

parameter

Speed Class

Class 10, U3, V60

Operating Temperature

-25℃~85℃

Speed Specification

UHS-II

Storage Temperature

-40℃~85℃

File Format

exFAT

Capacity Standard

SDXC™

Operating Voltage

2.7V~3.6V

Product Dimension

34.00 x 24.00 x 2.10(mm)

Durability

up to 10,000 swipes

Warranty

3-year limited warranty

Proof

water proof, temperature proof, X-Ray proof, magnetic proof, drop proof, wearout proof

FAQs

What size UHS-II SD card is best for vlogging?

For vlogging, we recommend at least a 256GB or 512GB UHS-II memory card, especially when filming high resolution recordings in 4K video or Full HD with high bitrates. The LSU100 SDXC™ UHS-II SD Card offers options from 128GB to 1TB, providing the maximum compatibility vloggers need with modern DSLRs and mirrorless cameras.

Larger capacities like 512GB or 1TB help you avoid constant file offloading and support higher write speeds, which are essential for capturing long-form content without buffering or flash memory slows. It’s the best digital storage choice for content creators who value workflow speed and reliability.

How do I know if my SD card is UHS-II?

To identify a UHS-II card, look for a second row of pins on the back—this enables ultra high speed communication and significantly faster write speeds compared to UHS-I. Also, check for the “II” symbol printed on the card label.

The LSU100 SDXC™ UHS-II SD Card features this dual-pin design and is clearly marked with the UHS-II, U3, and V60 symbols, signaling support for professional-grade video speed class and quickly refresh card performance during heavy-duty shoots.

Even better, it's backward compatible with UHS-I devices, offering maximum compatibility across your gear setup.

What is the difference between SDXC and SDHC?

The key difference lies in storage capacity and file system:

SDHC: 4GB to 32GB, uses FAT32 file system

SDXC: 64GB to 2TB, uses exFAT file system — optimized for large file handling

The LSU100 is a high-performance SDXC memory card, designed for flash memory stability, higher write speeds, and seamless handling of 4K video, RAW images, and motion JPEG files. Compared to SDHC, SDXC offers far better performance for content creators, especially when working with large media and advanced workflows.

What does V30 mean on an SD card?

V30 indicates that a card supports a minimum sustained write speed of 30MB/s — enough for Full HD and some basic 4K video.

However, creators dealing with high resolution recordings, cinematic projects, or large RAW sequences often experience bottlenecks with V30. The LSU100, rated V60, offers higher write speeds, reducing the risk of dropped frames, flash memory slows, or data transfer errors. It's designed for creators who need dependable performance across multiple content types.

Are UHS-II cards suitable for content creators?

Definitely. UHS-II SD cards are built for digital creatives who demand fast, reliable flash memory — especially when producing 4K video, RAW+JPEG sequences, or streaming motion JPEG formats.

The LSU100 SDXC™ UHS-II SD Card excels in this space, offering:

Ultra high speed read up to 285MB/s

Faster write speeds that handle high resolution recordings

Built-in V60 video speed class for stability

Durability for outdoor shoots — water, shock, and temp resistant

Quickly refresh card performance via optimized firmware

Full compatibility with UHS-I and II memory card devices

It competes delivers similar quality and reliable performance — but at a better value. Whether you’re a beginner vlogger or full-time content producer, UHS-II cards like the LSU100 are your best bet for uninterrupted, high-quality work.

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