The ORICO 1125SS 2.5 to 3.5 Inch Hard Drive Adapter is a black plastic enclosure designed to support unlimited storage capacity for 2.5 inch SATA HDD/SSDs. It offers a transmission rate of SATA3.0 6Gbps and is compatible with 3.5 inch drives. With a compact size of 147 x 101 x 20mm and a gross weight of 140g, this adapter supports hot swapping and requires motherboard support for optimal performance. Ideal for those looking to expand their storage capacity and utilize their existing hard drives efficiently.