LCL Remanufactured Toner Cartridge Replacement for HP 507X 507A CE400X CE400A 11000 Page (1-Pack Black) Page yield: 11,000 Pages at 5% Coverage (Letter /A4); We replace 90% of parts in these remanufactured cartridges Easy to install;High capacity;Long term supplies. Condition: Our compatible cartridges from ISO 9001/14001; STMC; CE; ROHS Certified factory. 100% satisfaction guarantee: 24-month warranty and 36-month shelf life. For use in the following:HP Laserjet Enterprise 500 color M551 M551N M551DN M551XH