Package Contains (Compatible) : 18 Pack of compatible ink cartridges replacement for Canon PGI-220 PGI220 CLI-221 CLI221 ink cartridges. (6 x Cyan, 6 x Magenta, 6 x Yellow) Printer Compatibility : PIXMA MP540, PIXMA MP550, PIXMA MP560, PIXMA MP620, PIXMA MP630, PIXMA MP640, PIXMA MP980, PIXMA MP990, PIXMA iP3600, PIXMA iP4600, PIXMA iP4700, PIXMA MX860, PIXMA MX870, PIXMA PMFP1, PIXMA PMFP3, PIXMA SFP1, PIXMA SFP2 Printer WhyChoose Us : ? High Page Yield: CLI-221 (Cyan/Magenta/Yellow) is 300 pages per cartridge. ( at 5% coverage ) ? Easy to Install: 1. Remove the PULL tape 2.Install into the printer Do not touch the chip during installation. ? High Performance: Premium Quality Ink delivers high-quality Vivid Color and sharp text, high Performance Results. ? High Quality Control: 100% printer test for each ink cartridge to ensure fullworking condition and a superior print quality. ? 100% Compatibility: Adopting the lastest smart chips. Shows accurate ink level. Printer Recognition without problems. ? Excellent Price: Competitive price, Environment friendly, Less waste. ? Firm Packaging? Packaging Protection keeps products away from possibility ofdamage during transportation and ensure your product arrive safely. ?Tips: 1. Please clean the printing head before printing. 2. If the cartridges do not be recognized by your printer: (1) Please remove the cartridges and turn off your printer. Wait about 30 seconds and turn your printer back on. (2) Re-install the cartridges again and make sure all cartridges are individually well locked in.