✓?Cover All Your Needs?: You can use epson 502 ink refill bottles for business, school, or around the house etc. ✓?Reliable Quality with ink 502?:After strict testing before delivery, to ensure the stability of printing, long - term unhindered output. ✓?Large Volumn, Page Yield?: Up to 7500 pages per 502 Black ink bottle of 127ml (at 5% coverage) ;Ink type: Pigment,Same as Originals). ✓?Printer Compatibility?: 502 ink bottles ecotank compatible with Epson ET-2760 / ET-3760 / ET-4760 / ET-2750 / ET-2850 ET-3750 / ET-3850 / ET-4750 / ET-4850 / ET-3710 ET-3830 / ET-2700 / ET-3700 ET-15000 / ST-2000 / ST-3000 / ST-4000 Printer. ✓?2 bottles ink refill for Epson 502 black ink?: Easy to take and refill, work the same way as OEM product. Vivid colors, fade resistant, quick dry, no plug, consistent printing.