K&U Printware GmbH freecolor C5800/5900 HC. Page yield: 12000 pages, Printing colours: Black, Compatible products: OKI C5800, C5800 N, C5800 DN, C5800 LDN, C5900, C5900 N, C5900 DN, C5900 CDTN, C5500 MFP. Weight: 0.81 kg