The Panasonic Gold U3 32GB SDHC Memory Card functions in UHS-I mode and offers a UHS Speed Class 3. The Panasonic Gold U3 SDHC memory card features Panasonic’s PROOF7 rating, which makes the card resistant to water, shock, x-ray, magnetic field, electrostatic, temperature, and fuse. The Panasonic Gold U3 memory cards also offer a data damage guard and a power failure guard. Read speeds of up to 90MB/s help you maximize workflow, while write speeds of up to 45MB/s support camera functions. This memory card is ideal for DLSRs and video cameras, especially those with 4K.