Everprint CHIP-KYO-TK-590-Y is a yellow chip for a Kyocera Mita TK-590 cartridge. It is the yellow option in the TK-590 chip range, identified by the “Y” suffix in its part number.
The listed yield is 5,000 pages. This identifies the chip’s stated page-count rating for the cartridge; it is a component, not a toner cartridge. The product is intended for use with the TK-590 cartridge and is suited to maintaining its yellow supply in a compatible printing setup.