Yield 2,000 Pages Cartridge is manufactured within locations accredited to ISO14001 and ISO9001 5 Star remanufactured toner cartridge Toner cartridge outer packaging is made from 70% recycled card and both the plastic and card used in the packaging can be fully recycled Plastic and card used in the packaging can be fully recycled Alternative to Samsung CLT-K506/ELS 2 year warranty on all toners Cartridges comply with the requirements of Europe's REACH regulations (Registration, Evaluation, Authorisation and Restriction of Chemicals)