HP 81X (CF281X) Black High Yield Original Toner Cartridge HP 81X (CF281X) toner cartridges work with: HP LaserJet Enterprise M630, M605, M606. Save up to 25% with high-yield HP toner. Cartridge yield (approx.): 25,000 pages,Operating temperature range : 50 to 90.5F Original HP toner cartridges produce an average of 71% more usable pages than non-HP cartridges. What's in the box: New Original HP 81X (CF281X) toner cartridge Color: Black