How to waterproof the SD card of Sandisk mobile phone

SanDisk SD card waterproof is only relative.

If you don't pay attention to the water splashing on the surface of the memory, clean up the water droplets immediately, which may not be affected.

Because SD card is an integrated block composed of too many electronic components, even if it pays great attention to waterproof protection in the manufacturing process, it cannot be guaranteed to be very strict. If you throw the SD card into the water, it's hard to say it's okay.