JetSir Compatible Replacement for HP 940 940xl Ink Cartridges High Yield, Work on HP Officejet Pro 8000 8500 8500A 8500A Plus Printer(4 Black,2 Cyan,2 Magenta,2 Yellow, 10-Pack) 100% Compatible:HP Officejet Pro 8000 8500 8500A 8500A Plus Printer. Products Info: 4x Black, 2x Cyan, 2x Magenta, 2x Yellow, 10 Pack. Black 69ml, Cyan/Magenta/Yellow 28ml. Show ink level chip. Black up to 2pages and color 900 pages per ink based on 5% coverage. Ink Shelf Life: Up to 2 years. Non-OEM. About us: JetSir is a responsible seller specialize in compatible ink cartridge. We important products safety as same as product quality. SGS, ISO-9001 and MSDS certificate approved. Installation: Upload the ink directly, no need tear off any film. Before use our ink, your printer must have been installed your original ink.