Sandisk Card +1
And it's really worked quite well for me, also cost-effective, I got 64GB from
Amazon.
to use the SD Card, there are some tips mentions in this
article I think are very useful:
Dos
1. Use a high-quality SD card and card reader.
2. Turn down the power before you take out the SD card from digital camera or mobile phone.
3. Manage SD card with the help of reliable software.
4. Use antivirus software to scan the SD card regularly.
5. Put it in safe places and protect SD card from exterior damage such as fire, water and so on.
6. Format the card with proper software (rather than OS tools).
7. Backup your data timely on different devices.
8. Stop shooting before the card is full.
Don’ts
1. Forcefully unplug memory card from your computer.
2. Buy the wrong memory card type.
3. Keep using SD card when you see errors.
4. Expose the card to extreme temperatures.
It's necessary to check if the SD Card is not damaged or bad write before new write and import. Also Backup data in time.