All Panasonic SD cards and microSD cards feature the
Tough & Safe design. They are accident proof against
the 6 harsh conditions of Water, Static Electricity, Shock,
Magnetism, Temperature, and X-rays. Also, a
built-in-fuse operates to prevent the SD card and your
personal host devices from being damaged due to
unexpected problems such as overheating in an electric
*If the fuse blows, the data in the SD card is no longer readable.