The Barva E103-690e is a magenta water-soluble dye ink designed for use in Epson 103 series and EcoTank inkjet printers. Each bottle, weighing 140g, is intended for filling continuous ink supply systems or refillable cartridges, ensuring a steady flow of ink for your documents. To make the refilling process easier and safer, it features a OneKey keyed design that prevents you from accidentally filling the wrong tank. This Ukrainian-made product is manufactured under ISO 9001:2015 and ISO 14001:2015 certifications, providing a reliable shelf life of three years for those who stock up on supplies.