The Facit J-1250 Business Typewriter / Calculator offers a dynamic ink delivery system, ideal for handling business or work on the go. Each Remanufactured and Genuine HP Inkjet Cartridge has a space saving design which easily installs, to reduce downtime normally spent on complicated replacement procedures. Our Remanufactured and OEM / Genuine HP 51604A Black Thermal Inkjet Cartridges, as well as our Genuine HP 51605B Blue Inkjet cartridges and our Genuine HP 51605R Red Inkjet Cartridges have the power and durability to tackle the most demanding print tasks. The Facit j1250 printer cartridges also contain a thermal ribbon, which minimizes smudging and blurring. We guarantee excellent print quality with our Genuine and Remanufactured HP inkjet cartridges or we will refund your money within 90 days of purchase. And all of our HP inkjets for your Facit printer have up to a 2 year shelf-life for definitive performance and convenience.