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Walksnail Moonlight Kit SD card requirements

Best SD Card for Walksnail Moonlight Kit

Expert recommendations based on Walksnail Moonlight Kit specifications

Recommended Spec

microSD UHS-I (V30 / U3 or faster)

The Walksnail Moonlight records 4K/60 onboard and needs a U3/V30 microSD card. Walksnail supports cards up to 256GB.

Official Walksnail Moonlight Kit SD Card Requirements

  • Format: microSD UHS-I
  • Minimum Speed: V30 / U3 (30 MB/s write)
  • Maximum Capacity: Up to 256GB
Why these requirements? The Moonlight system records 4K/60fps footage with a bitrate of up to 150Mbps. This is significantly higher than standard drones. A V30 or U3 card is mandatory; slower cards will cause recording to freeze after a few seconds or result in corrupted files.

Detailed Specifications

Type
microSD UHS-I
Min Speed Class
V30 / U3
Write Speed
30 MB/s
Recommended Size
64GB, 128GB, 256GB
Max Capacity
256GB

Top SD Card Recommendations

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SD Card Verified Speed Class Write Speed Pros Price
SanDisk Extreme microSD V30 SD card - 45USD
SanDisk Extreme microSD
 Full Review 		V30 Up to 130 MB/s
  • V30 and A2 with fast writes
  • sold up to 1.5TB. Widely available
  • so easy to buy genuine.
 $ Check Price
Samsung PRO Plus microSD V30 SD card - 45USD
Samsung PRO Plus microSD
 Full Review 		V30 Up to 120 MB/s
  • V30 and A2 with 120 MB/s writes for 4K video and apps.
 $ Check Price
Lexar Professional Gold (1800x) V60 SD card - 100USD
Lexar Professional Gold (1800x)
 		V60 Up to 180 MB/s
  • UHS-II microSD that reads up to 280 MB/s in a UHS-II reader.
 $$ Check Price

Compare These Cards

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See how the recommended cards for Walksnail Moonlight Kit stack up side by side, or swap in any other card.

recommended
SanDisk Extreme microSD

SanDisk Extreme microSD

 $ · Mid-Range
  • UHS RatingUHS-I
  • Speed ClassV30
  • App PerformanceA2
  • Read SpeedUp to 190 MB/s
  • Write SpeedUp to 130 MB/s
  • EnduranceStandard
Available Capacities32GB, 64GB, 128GB, 256GB, 512GB, 1024GB, 1500GB

Pros

  • V30 and A2 with fast writes
  • sold up to 1.5TB. Widely available
  • so easy to buy genuine.

Cons

  • Write speeds are lower on the 32GB and 64GB versions.
View on Amazon
recommended
Samsung PRO Plus microSD

Samsung PRO Plus microSD

 $ · Mid-Range
  • UHS RatingUHS-I
  • Speed ClassV30
  • App PerformanceA2
  • Read SpeedUp to 160 MB/s
  • Write SpeedUp to 120 MB/s
  • EnduranceStandard
Available Capacities64GB, 128GB, 256GB, 512GB, 1024GB

Pros

  • V30 and A2 with 120 MB/s writes for 4K video and apps.

Cons

  • Costs more than the Samsung EVO Select.
View on Amazon
professional
Lexar Professional Gold (1800x)

Lexar Professional Gold (1800x)

 $$ · Premium
  • UHS RatingUHS-II
  • Speed ClassV60
  • App PerformanceA2
  • Read SpeedUp to 280 MB/s
  • Write SpeedUp to 180 MB/s
  • EnduranceStandard
Available Capacities64GB, 128GB, 256GB, 512GB

Pros

  • UHS-II microSD that reads up to 280 MB/s in a UHS-II reader.

Cons

  • Costs more per GB. Runs at UHS-I speed in drones
  • action cams and other UHS-I slots.
View on Amazon

SanDisk Extreme microSD

The SanDisk Extreme microSD pairs V30 video speed with an A2 app rating and reads up to 190 MB/s. It covers 4K recording in drones and action cameras, game storage in handhelds, and app storage in phones. It is sold from 32GB to 1.5TB.

Target User: Smartphone, drone, and action camera users who want one reliable card for both 4K video and app storage
Best For: Action Cameras, Drones, Smartphones & Tablets, Mirrorless Cameras

Step up to the SanDisk Extreme PRO for higher sustained write speeds, or down to the Samsung EVO Select if 4K recording isn't a priority and price matters more.

Samsung PRO Plus microSD

The Samsung PRO Plus microSD reads up to 160 MB/s and writes up to 120 MB/s with V30 and A2 ratings. It handles 4K video in drones and action cameras and app storage in phones and handhelds.

Target User: Content creators, photographers, and videographers
Best For: Action Cameras, Mirrorless Cameras, DSLR Cameras, Smartphones & Tablets

Choose Samsung PRO Plus over competitors with similar V30 speed class for its superior thermal management and reliable durability.

Frequently Asked Questions

What SD Card Do I Need for Walksnail Moonlight Kit?
The Walksnail Moonlight Kit takes a microSD UHS-I card rated V30 / U3 or faster. 64GB or 128GB or 256GB covers most owners, and the maximum is 256GB. Buy SanDisk, Lexar, Samsung or Kingston from a reputable seller: counterfeit cards are the most common cause of lost files.
What is the maximum SD card size for Walksnail Moonlight?
256GB is the official maximum. Some pilots run 512GB cards, but larger cards increase the risk of false 'SD Card Full' errors.
Why does my Moonlight recording stop after 5 to 10 seconds?
The card is too slow. When write speed drops below the recording bitrate, the Moonlight ends the clip. U1 and counterfeit cards are the usual cause. Use a V30/U3 card from a reputable seller.
Does the Moonlight record Gyroflow data?
Yes. Gyro data is embedded in the video file, so Gyroflow can stabilize the footage in post.
How do I format the SD card for Walksnail?
Format it from the goggles (VRX) menu. That applies the file system and allocation size the Moonlight expects.
Is V30 required for Walksnail Moonlight Kit?
Yes. V30 guarantees 30 MB/s of sustained write, which keeps the Walksnail Moonlight Kit free of dropped frames, clips that stop early, or corrupted files. Faster cards work too.
What size SD card should I get for Walksnail Moonlight Kit?
64GB covers light use; 256GB suits heavy use. The maximum is 256GB.
Can I use older or slower cards with Walksnail Moonlight Kit?
Not below V30 / U3. Slower cards cause dropped frames, clips that stop early, or corrupted files. Check the card label for the V30 / U3 mark.
Is a UHS-II card faster in Walksnail Moonlight Kit?
No. The Walksnail Moonlight Kit has a UHS-I slot, so a UHS-II card runs at UHS-I speed. It only offloads faster in a UHS-II card reader.
Should I use more than one card with Walksnail Moonlight Kit?
For long shoots, yes. Two mid-size cards cost about the same as one large card, and a failure then loses half your files instead of all of them.
Does the brand matter for Walksnail Moonlight Kit?
Yes. SanDisk, Lexar, Samsung and Kingston cards meet their rated speeds. Buy from the brand's store or a major retailer: counterfeit cards sold under those names are common on marketplaces.
What happens if I use the wrong card with Walksnail Moonlight Kit?
A card slower than V30 / U3 causes dropped frames, clips that stop early, or corrupted files. A card over the maximum capacity or in the wrong format may not be recognized.
How long will an SD card last in Walksnail Moonlight Kit?
Several years in normal use. Cards usually fail from wear or counterfeit flash, not age. Replace yours at the first write error, corrupted file or "card not recognized" message.

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