Remanufactured Ink Cartridge Replacement for HP 45 (51645A) (2 Black) - SHIPS FAST Black ink tank contains 50ml, page yield up to 850 pages per cartridge @ 5% coverage. Compatible Printers: Deskjet700 Seies/800 Series/900 Series/1000 Series/1200 Series/1600 Series DesignJet 700/750C/750C Plus OfficeJet R40xi/R60/R80/T45/OfficeJet Pro 1150/1175 Series Photosmart P1000/P1100xi/Color Copier 110/140/150/210. Print effect: Make printing more smooth, natural looking images and fewer granularities, producing best looking prints ever. Inks will stop coming out automatically when printing is over. Technology: SPEED ink cartridges are adopted the advanced Print Head Cleaning Technology, Print Head Testing Machine Technology, Eco Friendly Technology, Zero-Carbon Technology. The cartridges underwent a complicated process includes cleaning, testing the chip, ink vacuum refilling,etc. Totally 27 production lines. All cartridges reach the standard when they are tested in any severe environment. Warranty: CE, TUV, ROHS, ISO9001, ISO4001 International Quality Certified.