Toner cartridge is designed for use in Hewlett-Packard LaserJet 4100/4100MFP Series Printers. Yields 6,000 pages. The cartridge features HP Smart Print Supplies System, an intelligent system for carefree printing. Enhanced smart product features include supplies status and usage information, Internet enabled supplies ordering, no-shake cartridge, EP adjustments and cartridge authentication. An ideal cartridge solution for users who want to simplify monitoring and ordering their printing supplies.