Made for use in trail cams and other devices used outdoors. Up your game with transfer speeds of up to 190MB/s and capture speeds up to 90MB/s. (Engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, requires compatible devices capable of reaching such speeds. Up to 90MB/s write speeds. Based on internal testing; performance may be lower depending upon host device interface, usage conditions and other factors. 1MB=1,000,000 bytes.) Capture wildlife in brilliant 4K when motion triggers the camera. (4K UHD (3840 x 2160) support may vary based upon host device, file attributes and other factors. See official SanDisk site.) Record up to 180 minutes of 4K video on the 128GB microSDXC UHS-I card. (1GB=1,000,000,000 bytes. Actual user storage less.4K UHD (3840 x 2160) support may vary based upon host device, file attributes and other factors. See official SanDisk site. Approximations: results and 4K UHD (3840 x 2160) support may vary based upon host device, file attributes and other factors.) Withstands extreme temperatures, humidity, water, drops, and shock. (Card only. See product packaging and website for additional information and limitations.)