Toshiba Q300 Pro 256GB 2.5-Inch SATA 3.0 Internal SSD Among best-in-class read & write speeds designed for the gamers and creative pro Adaptive Size SLC Write Cache technology enables SLC-like performance, resulting in higher processing speed and lower power consumption Toshiba's propriety Quadruple Swing-by Code ECC error correction technology delivers high precision data readout for improved reliability Patrol Read technology helps prevent data damage by regularly monitoring and repairing data deterioration Free downloadable NTI Echo data migration software Mounting spacer to work in traditional notebooks with the full-height 9.5mm drive bays