If use for 3.5inch HDD, choose suitable adapter
If use for 2.5inch HDD/SSD, no need power supply
The USB 3.0 to SATA Hard Drive Converter allows you to connect any standard 2.5'' or 3.5'' SATA hard driver to your computer via USB 3.0 port at speed up to 5Gbps.
Supports OS: Windows 98/2000/XP/Vista/Windows 7/8,Mac OS x
Plug and Play,Hot Swapping
It is ideal for you to backup files or upgrade your notebook hard driver.
It with 12V power supply interface, can connecting 3.5' high power drive .
Noted: This item has 12V 2A AC/DC power adapter
Support speed up to 5Gbps
Backward compatible with USB 2.0/1.1
Support 2.5'/3.5' sata hdd/sdd, blu-ray dvd, cd-rom, dvd-rom, cd-re, dvd-rw, dvd+rw combo devices
Cable Length: 45cm
1 X USB 3.0 to SATA Converter Adapter