100% new high quality.
The smallest TF card, microTF HC / micro TF XC Class 4/10 UHS 1/3 is the standard scalable storage option for many tablets, smartphones and sports cameras.
Can be used for long-term continuous use of products such as recorders, monitoring equipment, etc.
It can also be used with the optional TF card adapter for standard size SDHC / SDXC host devices. TF format for mobile phones, cameras, MP3/MP4 players, backup and display photos, music, files and media, etc.
Memory: 64MB, 128MB, 512MB, 1GB, 2GB, 4GB, 8GB, 16GB, 32GB, 64GB, 128BG
Read and write speed:
Class 4: 64MB, 128MB, 512MB, 1GB, 2GB, 4GB
Class 10: 8GB, 16GB, 32GB
Working temperature: 0 ° C ~ 60 ° C
Storage temperature: -25 ° C ~ 85 ° C
U disk knowledge:
1. The chip manufacturer calculates 1000M = 1G in 1000 and 1024M = 1G in 1024.
2. Actual calculation method: 16G * 1000 * 1000 * 1000/1024/1024/1024 = 14.88G (about)
3. Simple calculation formula: U disk standardization * 0.93 = computer identification capacity (substantially equal) Another 1% – 3% capacity reserved for storage system files and maintenance purposes.
Common flash drive (U disk, TF card, SD card) identification capacity and available capacity comparison table
Logo capacity 2GB 4GB 8GB 16GB 32GB 64GB
0.93 1.86GB 3.72GB 7.44GB 14.88GB 29.76GB 59.52GB
3%0.06GB 0.11GB 0.22GB 0.45GB 0.89GB 1.79GB
Actual use capacity 1.80GB 3.61GB 7.22GB 14.43GB 28.87GB 57.73GB
The above marks are reference values, and the actual data may have small gaps.
Q: I just received a USB flash drive. After accessing the computer, the display needs to be formatted and cannot be formatted or displayed with a capacity of 0 bytes.
A: This situation mainly occurs in 64G or more (including 64G) large capacity U disk. On XP computer systems, XP systems cannot support large-capacity USB flash drives in EXFAL format. It is recommended to download XP system or support large capacity U disk. The patch is downloaded and installed on the XP system computer, rebooted, and the USB flash drive can be used normally. Or connect the USB flash drive to a W7 or higher computer and right click on the removable disk – format – file system select FAT32 – boot – format to re-access the XP system to be used.
Q Why is there a difference between reading speed and promotion?
A: Reading speed will vary depending on your computer configuration. In addition, the instantaneous read/write speed fluctuates due to the difference in CPU usage and copy file path depth. If you want to test speed, it is recommended to use professional test software to test the speed. In addition, the USB3.0 interface USB flash drive requires USB3.0 speed and needs to be used on a USB3.0 interface computer.
Q: Why can’t my USB flash drive be recognized on TV and onboard?
A: Connect a USB flash drive to your computer to view the following format. For example, if the USB flash drive is not in FAT32 format,
8GB 16GB 32GB 64GB 128GB micro Flash TF Memory Card Class 10 U1 U3 Micro Card Phone Camera Accessories
1* high quality TF memory card
Due to the difference between different monitors, the pictures may not reflect the actual color of the item.
Compare the detail sizes with yours, please allow 1-3cm error, due to manual measurement.
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