Featuring a SATA III 6Gb/s interface and a powerful controller, Transcend’s SSD420/SSD420K/SSD420I/SSD430K is an ideal high-speed, lightweight, and shockproof replacement for traditional rotating hard drives. The SSD420I has a wide operating temperature, allowing sustained functionality and reliability in extreme temperatures. The SSD430K is constructed of 3D MLC NAND flash chips for upgraded transfer efficiency and reliability.