EAGE540TG - PM is an External 5 bay hot swappable SATA disk array storage tower. It provides users a big storage capacity for up to 5 hard drives for RAID configuration. This External tower is designed with one high quality eSATA Port Multiplier connector. One 120 mm. ball - bearing cooling fan offers long lasting and enhanced thermal cooling solution. EAGE540TG - PM provides maximum storage and performance to high density storage system.Features. One 120 mm. Cooling Fan for Ventilation. semi transparent Door with Key Lock Design. 5 x 3.5 in. Hot swap Bays. Supports 3.5 in. SATA IIIIII HDDs. HDD Tray with Thumb Screw Design for Easy Swap. Supports 6.0Gbs Hard Drives. 150W Open - frame Power Supply Included. eSATA - Port Multiplier interface for Easy ConnectionSpecifications. Form Factor - Tower U. Host Interface - 1 x eSATA - Port Multiplier. HDD Interface - 2.5 3.5 in. SATA IIIIII. Hot swap 3.5 in - 5. LED Display - Power and HDD Activity. Material - Steel. Main Color - Black. Power Supply - 150W. Raid Level - Configured by Host Controller. Cooling Fan - 1 x 120 mm.. Dimension - 13 D x 6.89 W x 8.82 H in.