Product details:

This Magenta EcoTank T512 Ink Bottle offers thousands of vivid pages, while delivering genuine Epson quality. Plus, these ink bottles feature exclusive auto-stop technology, with each color uniquely keyed for easy filling of each tank. Ideal for everyday printing, these ultra high-capacity inks mean you can go longer before replacing them for an unbeatable combination of value and convenience. Working with the Expression Premium ET-7700 and ET=7750 EcoTank All-in-One Supertank Printer, this bottle yields 5000 pages.High-yielding capacity helps generate up to 5000 pages
Bottle container offers convenient portability and installation
Autostop technology notifies you while doing refills