Hp original laser toner cartridge high yield page life approx 6 800 pages black features page yield6900 pages print technology laser type cartridge quantity1printing colours black page yield footnote isoiec 19752compatible products hp laserjet pro 400 m401 m425colour of product black colour no print quality page yield6900 pages print technology laser quantity1printing colours black compatible products hp laserjet pro 400 m401 m425operational conditions storage temperature t t 20 40 cstora