RoHS stands for Restriction of Hazardous Substances. RoHS, also known as Directive 2002/95/EC, originated in the European Union and restricts the use of specific hazardous materials found in electrical and electronic products (known as EEE). All applicable products in the EU market after July 1, 2006 must pass RoHS compliance. The substances banned under RoHS are lead (Pb), mercury (Hg), cadmium (Cd), hexavalent chromium (CrVI), polybrominated biphenyls (PBB), polybrominated diphenyl ethers (PBDE), and four different phthalates (DEHP, BBP, BBP, DIBP). RoHS StarTech.com SDOCK4U33, HDD, SSD, Serial ATA, Serial ATA II, Serial ATA III, 2.5,3.5", 8 TB, USB 3.2 Gen 1 (3.1 Gen 1) Type-B, Black StarTech.com SDOCK4U33. Storage media type: HDD, SSD, Storage drive interface: Serial ATA, Serial ATA II, Serial ATA III, Storage drive sizes supported: 2.5,3.5". Host interface: USB 3.2 Gen 1 (3.1 Gen 1) Type-B. Product color: Black, Material: Plastic, Maximum data transfer rate: 6 Gbit/s. Number of fans: 2 fan(s), Fan diameter: 1.57" (4 cm). AC input voltage: 100-240 V, Input current: 2.5 A, Output voltage: 12 V