EcoFrank Compatible High Yield Toner Cartridge Replacement for HP 131X CF210X (Black, 2-Pack) This is an EcoFrank alternative replacement for OEM product, replaces HP 131X CF210X black toner cartridge Package includes: 2 Black, brand new, compatible toner cartridge with installation guide; sealed and protected with shock resistant air bags; packaged in durable individual boxes For use in these printers: HP LASERJET PRO 200 M251N M251NW M276N M276NW Estimated page yield per cartridge: 2400 pages (High Yield) at 5% coverage based on ISO/IEC 19752; Prints true-to-life photos and laser-quality text that resists fading, smudging and bleeding Lifetime warranty and 100% satisfaction guarantee