Kingmo 765-9 Fluorescent Red Ink 2 Pack for Pitney Bowes DM300c DM400c DM450cThis 2-pack of fluorescent red postage ink cartridges is designed for small businesses and in-house mailrooms that use Pitney Bowes SendPro Mailstation or DM-series postage meters. Each cartridge contains 45 ml of ink, providing a high page yield for processing large batches of letters and packages without frequent replacements. The ink is postal-approved and prints clear, scannable indicia that automated sorting systems can read reliably. Each cartridge is rigorously teste