Compact， convenient to carry; USB interface， can DIY mobile USB external drive， can install DVD / COMBAO / DVDRW drive; Suitable for all Slime SATA interface drive; SATA standard interface all laptop drive (9.5mm / 12.7mm thickness); The second hard disk rack of laptop drive can be used for SATA drive to USB or hard disk bracket to USB Dimensions: 13.78 in x 1.26 in x 0.39 in (35.0 cm x 3.2 cm x 1.0 cm) Weight: 0.60 oz (17 g)