CS Compatible for HP Laserjet 4ML 92274A Black HP LASERJET 4L LASERJET 4ML LASERJET 4MP LASERJET 4P Black Toner Cartridge Page Yield: 3500 Replaces 4ML The Compatible toner cartridge will produce the same amount of page yield as an OEM cartridge would. WARNING: Avoid poor quality knockoffs from other sellers; order directly from Clever Supplies Toner to receive the exact product listed and ensure superior quality. Premium Quality Replacement Toner Cartridge is made by ISO9001 Certified Factory to Meet or Exceed OEM Standards. All Clever Supplies brand products are backed by '100% Quality Satisfaction' 1 year warranty against defects in materials and workmanship for all toner products. Free tech support for any problems for all Clever Supplies brand products. The use of Clever Supplies brand replacement laser toner cartridges and supplies does not void printer warranty These units are manufactured 100% brand new with all new parts including OPC drums, wiper blades, a smart chip and other internal parts, they are an economical alternative to expensive OEM laser toner cartridges.