4pcs for OKI ES9000 Pro 9000 ES9431 ES9541 9431 pro9541 pro9542 pro9411 Dfrum chip 45103722 45103721 45103720 45103719 40K

1.If the toner or drum cartridge in your machine is in good condition, but it ran out of life,You can renew it by installing the reset chip and reuse it for one more cycle.

2.It is 100% brand new high quality ,saving big money for you, easily to install,just find out the old chip and replace it ,then the new chip can work automatically by itself,there is not any special tools need.

Compatible with machine model:

OKI ES9000 Pro 9000 ES9431 ES9541 Pro 9431 pro9541 pro9542 pro9411

Compatible with cartridge part No:

45103722

45103721

45103720

45103719

NOTE:" Part numbers must be matched " !

page yield: Black 40,000 Pages / Cyan 40,000 Pages / Magenta 40,000 Pages / Yellow 40,000 Pages

(A4 paper at 5% coverage)

Version：worldwide

Remind：the product updates quickly, and the pictures are for reference only!!!