The Everprint CHIP-SAM-3470 is a cartridge chip for the Samsung ML-3470 printer. It is intended to help the printer identify the cartridge and track its status, including page count and toner use.
The listing specifies a 10,000-page print yield and black colour. Replacing the chip can allow a refilled cartridge to be used again, according to the product information.
This is a focused replacement component for cartridge reuse with the stated Samsung ML-3470 compatibility.