TROY #02-82029-001 - Black Secure MICR Toner genuine
(30x MICR) HP LaserJet Pro M203dn, M203dw and LaserJet Pro MFP M227, M227fdn, M227fdw laser printers - Black MICR toner cartridge for printing checks (approx. 3,500 page yield) (MICR version of HP #CF230X). The patented security agent forces a bright red stain to permeate through the document if chemical alteration is attempted.