The Delkin Devices 128GB Power Micro SD Card is a high-performance memory card designed for various devices such as cameras, gaming consoles, smartphones, tablets, GoPro, and drones. With a UHS-II U3/V90 rating, this micro SD card offers fast read speeds of up to 300MB/s and write speeds of 250MB/s. It has a compact size with dimensions of 5.24x3.66x0.35 inches and weighs only 0.02 pounds, making it convenient for on-the-go use. The green card is reliable and suitable for storing large amounts of data for extended periods of time.