SanDisk High Endurance 256GB microSD 100MB/s 40MB/s 20K hrs 4K UHD C10 U3 V30 -40°C to 85°C Heat Freeze Shock Temperature Water X-ray Proof SD Adapter | SDSQQNR-256G-GN6IA

SanDisk 256GB High Endurance microSDHC™ Card SQQNR 20,000 Hrs UHS-I C10 U3 V30 100MB/s R 40MB/s W SD adaptor 2Y

Worry-Free Recording When You Need It

Designed to record for up to 20,000 hours1, the SanDisk® High Endurance microSD™ card gives you the peace of mind that your dash cam, home monitoring or security system will capture crucial footage when it happens, recording and re-recording worry-free. It’s built tough too—ready to record in extreme heat or freezing cold, and it’s shockproof, waterproof and x-ray proof.2 It’s also rated Class 10, U3 and V304 so it has the speed you need to record in Full HD or 4K.3 Capacities of up to 256GB6 let you record and save more video, and read speeds of up to 100MB/s5 let you transfer that footage fast.

Perfect for your dash cam or home monitoring system
Built to last1, this microSD card can reliably capture video day after day so you can rest assured that you’ve got your eye on what matters most.

High endurance lets you record and re-record
Writing and rewriting can take its toll on a memory card, but this card is built to stand up to the task. The 256GB capacity card is engineered to handle up to 20,000 hours of worry-free recording.1

Record and save more
With capacities of up to 256GB6, you can record and save more footage between rewrites

Handles harsh conditions
Because sometimes you need to capture footage in less than ideal conditions, the SanDisk® High Endurance microSD™ card is temperature-proof, waterproof, shockproof and x-ray-proof.2

Record in full HD or 4K
Rated Class 10 and video speed U3 and V304, the SanDisk® High Endurance microSD™ card has the speed to record in Full HD or 4K.3

Save time with fast backups
The SanDisk® High Endurance microSD™ card has read speeds of up to 100MB/s5, so transferring or backing up footage is a snap.

Product Last Updated: 11/12/2025

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