Compatible Canon 137, 9435B001AA (3 Pack) Black Monochrome Laser Toner Cartridge replacement for Multifunction imageCLASS MF212w, MF216n, MF227dw, MF229dw printer SHOP AT 247 &reg; Shop At 247 brand cartridge is sold exclusively by Shop At 247 Shop At 247 offers One-Year Warranty against defects Shop At 247 offers 180 Days Money Back Guarantee Page Yield Up to 2,400 Pages at a 5% Coverage These replacement cartridges were professionally manufactured in an ISO 9002 factory