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 ZAGG Flex, QWERTY, Any brand, Silver, CE, FCC, RoHS, Wireless, Bluetooth ZAGG Flex. Keyboard layout: QWERTY. Brand compatibility: Any brand, Product color: Silver, Certification: CE, FCC, RoHS. Connectivity technology: Wireless, Device interface: Bluetooth. Power source: Battery, Battery type: Built-in battery, Charging source: USB. Mobile operating systems supported: Android, iOS