The SDSDAF3-064G-XI is a 64GB SDXC flash card from WD/SanDisk Bulk, offering industrial-grade performance with extended temperature endurance. This model is part of the IX LD332 series, featuring a class 10 rating and UHS-I interface which ensures a minimum write speed of 10 MB/s along with higher transfer rates for fast read/write operations. It supports Multi-Level Cell (MLC) NAND technology, which provides a good balance between performance, endurance, and cost, making it suitable for industrial applications needing dependable storage under varying conditions. The 'Ind ExtTemp' specification signals this card's capability to operate in extreme temperature ranges, ensuring reliability and data integrity in outdoor environments, automotive applications, and other demanding settings. Its 64GB capacity meets the needs of users requiring significant storage for critical data, high-resolution photos, and video recordings in environments where normal cards might fail.