Lexmark E450 Return Program Toner Cartridge. Page yield: 6000 pages, Compatible products: Lexmark E450dn, Printing colours: Black. Package weight: 1.134 kg, Package dimensions (WxDxH): 164 x 391 x 108 mm, Package dimensions (W x D x H): 165.1 x 391.2 x 109.2 mm (6.5 x 15.4 x 4.3")