This universal caddy is for 2.7mm SATA to SATA HDD Caddy Plug & Play， Supports hot swapping Fast & Reliable connection in laptop， just as the primary HDD Fully integrated into laptop， no cables/PSU/software driver needed. Uses 2.5" SATA hard drives 12.7mm-high Color: Black& SilverMaterial: aluminium magnesium alloyItem size: 131 x 127 x 12mmNet weight: 110gPacking Content:1x Universal Sata to Sata Hard Drive Adapter/caddy 1x Screwdriver