This lot contains 15 high-quality 2.5 inch HDDs with a storage capacity of 500GB or more, ready to be installed in your laptop for additional storage. These internal laptop drives are compatible with SATA III interface and support HDD drive types. The lot includes Western Digital's WD Blue product line Toshiba, Seagate, HGST, Hitachi, and WD Black for maximum flexibility in your device's storage options. The drives are in great working condition, ready to be used for your storage needs. Each unit is removable and includes features that make it reliable and efficient. Upgrade your laptop's storage capacity with this lot of 15 mixed 2.5 HDDs, perfect for personal and professional use. This is a mixed lot please remember there is all kinds of different 2.5 HDD. There will not be anything under 500GB in the lot all will be over. Everything listed in the specifics is just cause it has to be listed this is a random lot with multiple quantities. The lot size is 15 for shipping purposes.