The variety of Canon printers is no news... The Canon MP210 is one of them; its multifunctional characteristic will let you print, copy and scan photos and documents in a fast way. The Canon MP210 cartridge will be a black cartridge and a tricolor one which are easy to find anywhere. However, you may encounter some problems. A usual one is that once the cartridge is already replaced, the Canon MP210 cartridge will still show the ink as being low and it will ask you for replacement.
A piece of good advice from experts would be to buy a Canon MP210 cartridge from this printer brand. That is the best thing to do of course, but sometimes a Canon MP210 cartridge which is compatible to your printer is also a good option.