Empty refillable ink cartridge with auto reset chips! Product list: 1full set (6 pcs ) empty ink cartridge T0821/T0821Nbk refillable ink cartridge x 1pcs T0822/T0822N cy refillable ink cartridge x 1pcs T0823/T0823N ma refillable ink cartridge x 1pcs T0824/T0824N ye refillable ink cartridge x 1pcs T0825/T0824N LC refillable ink cartridge x1PCS T0826T0824N LM refillable ink cartridge x1PCS Application areas:Europe for use printer model: FOR EPSON StylusPhotoT50/R270/R290R390/RX590/RX610/RX690/TX659TX720WD/TX800FW/TX820FWDR295 R390PHOTO T59 TX650 TX659 printer FOR EPSON StylusPhotoT50/R270/R290R390/RX590/RX610/RX690/TX659TX720WD/TX800FW/TX820FWDR295 R390PHOTO T59 TX650 TX659 printer 1. when refill ink ,please open ink hole and refill hole . 2,The ink is filled to 90% of the ink, the ink hole back to the plug, the air holes continue to open. When the cartridge is installed in the printerAs the picture below 3.Installation is correct, the printer will prompt full ink 4.auto reset chip : when the printer prompts the ink has been end , you only need to fill the ink and install it again, the chip will automatically reset and can be used again. Dear buyers, after receiving the package, if you have any questions, please contact us promptly, we will give a positive response, and we hope to receive your 5 star feedback, thank you again for the purchase of our products, is to us The maximum support.