Compatible Brand:for OKIS Printer model:C3300/C3400/C3450 Cartridge number:C3300/C3400/C3450 Page Yield:30K Color:BK Area:WW Payment:T/T, Western Union, Paypal.Credit Card etc. Quality warranty:1:1 replacement for defective goods Certification:Rosh and ISO Sample time:1-3 days after payment Defective rate:less than 0.03% Show More