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 Targus Laser Presentation Remote, RF, USB, 590.6" (15 m), Black, Gray Targus Laser Presentation Remote. Wireless receiver interface: USB, Wireless technology: RF, Frequency band: 2.4 GHz. Product color: Black, Gray, Presenter functions: Laser pointer, Movement detection technology: Laser. Battery type: AAA. Compatible operating systems: Windows 2000 Windows XP Windows Vista Windows 7 Mac OS X 10.4+. Weight: 4.91 oz (139.2 g)