Designed to provide a perfect solution for everyday computing, the Mercury Electra 6G 2.5" SATA 7mm SSD from OWC uses 3D NAND + SLC caching for long-lasting, power-efficient performance. It offers a combination of performance and reliability for demanding everyday computer users. It works as a hard drive upgrade internally and in bus-powered or self-powered external enclosures, including any Mac or PC that supports 2.5" SATA drives with a 7mm drive height. The SSD has no moving parts, ensuring a quiet, cool, and reliable storage solution that also offers near-instantaneous system response.