AC Adapter: Yes Material: Aluminum Dimensions: 7.50" x 1.20" x 4.30" Internal Interface: SATA I/II Maximum Capacity (per Bay): Up to 1.5TB Features: SATA I/II HDD Compatible up to 1.5 TB USB interface and compatibility One-Touch Back-Up Function Aluminum alloy case provides maximum heat dissipation and thermal efficiency Smart LED status indicatory lights Hot Plug and Play On/Off Switch Extra slits for better air ventilation 5V/12V AC/DC power adapter User friendly, portable, convenient, easy installation and set-up Case and mounting mechanism for best HDD protection Parts: 1 year limited Labor: 1 year limited