Printer Toner - for MX310dn/MX410de/MX510de/MX511de/MX511dhe/MX511dte/MX611de/MX611dhe, 10000 pages The original black, bulk toner cartridge for LEXMARK MX310dn, MX410de, MX510de, MX511de, MX511dhe, MX511dte, MX611de and MX611dhe. Good for approximately 10,000 A4 pages at 5% coverage.Lexmark's return program is designed especially for companies that want to quickly and easily dispose of printer cartridges in an environmentally friendly way. This service applies only to the original empty Lexmark toner cartridges that have been used only once. Consignment must comprise of at least 5 pieces of empty Lexmark toner. Free transportation from the client's offices or dealer provided by the Lexmark shipping service through PPL.Specifications:For printers:LEXMARK MX310dn/MX410de/MX510de/MX511de/MX511dhe/MX511dte/MX611de/MX611dheColor:BlackShelf life: 2 yearsCapacity: 10,000 printed pages of a continuous single-sided printing