Hiksemi Guard U1+U3 TLC 256GB MicroSDXC (Without Adapter)

For users who demand both high capacity and reliable speed in a compact form factor, the Hiksemi Guard U1+U3 TLC 256GB MicroSDXC stands out as a versatile storage solution. Unlike many cards that compromise on write performance, this model pairs UHS Speed Class U3 and Video Speed Class V30 with a generous 256GB capacity, making it suitable for 4K video capture, burst photography, and large app installations. The TLC NAND architecture balances cost-effectiveness with endurance, while the absence of an adapter keeps the package lean for those who already own a compatible reader.

Highlights

• 256GB storage capacity for extensive media libraries and apps
• UHS Speed Class U3 and Video Speed Class V30 for smooth 4K video recording
• Sequential read speeds up to 100 MB/s for fast file transfers
• Durable design: waterproof, shockproof, X-ray proof, and temperature proof
• Wide operating temperature range from -25°C to 85°C

In daily use

This microSDXC card excels in action cameras, drones, and high-end smartphones. Its V30 rating ensures a minimum sustained write speed of 30 MB/s, preventing dropped frames during 4K recording. The exFAT file system handles large files effortlessly, and the card's rugged construction means you can take it anywhere without worry. Whether you're shooting a mountain bike descent or storing a season of your favorite series, the Hiksemi Guard delivers consistent performance.

Full specifications

• Storage Capacity: 256GB
• Card Type: MicroSDXC
• Speed Class: Class 10
• UHS Speed Class: U3
• Video Speed Class: V30
• Max Sequential Read Speed: Up to 100 MB/s
• Max Sequential Write Speed: Up to 45 MB/s
• NAND Flash Type: TLC (Triple-Level Cell)
• File System: exFAT
• Durability: Waterproof, Shockproof, X-ray Proof, Temperature Proof
• Operating Temperature: -25°C to 85°C
• Storage Temperature: -40°C to 85°C
• Voltage: 2.7V - 3.6V
• Adapter Included: No
• Compatibility: SDXC Host Devices

Final note

The Hiksemi Guard U1+U3 TLC 256GB MicroSDXC is a reliable companion for content creators and mobile power users. With its blend of speed, capacity, and durability, it's ready for whatever you capture next.