XLHippo remanufactured replacement for Pitney Bowes SL870-1 Red Ink Cartridge, compatible for the PB New SendPro Mailstation (CSD1) postage meter models, one red ink cartridge will yield up to 1000 - 1600 impressions, more than twice the number of pages as normal consumables, reduces your replacement frequency. XLHIPPO high-quality red fluorescent ink delivers professional results., High print quality is assured each time. Fluorescent Red Postal Ink - Tested for outstanding readability and performance. Upgrade your mailing efficiency with the XLHippo SL-870-1 XXL Red Ink Cartridge.