This is a brand - new Canon Pixma Pro100 Cli42 Sd Lt Gray Ink. Canon, a well - known brand, offers high - quality ink for your printer. Get vivid and sharp prints with this ink.

Using this Canon Pixma Pro100 Cli42 Sd Lt Gray Ink is easy. First, turn off your printer and open the ink cartridge compartment. Remove the old cartridge and carefully insert this new one until it clicks into place. Then close the compartment and turn on your printer. It will automatically detect the new ink. As for maintenance, keep the ink cartridges in a cool and dry place when not in use. Avoid exposing them to direct sunlight. Also, if you don't use the printer for a long time, print a test page every once in a while to prevent the ink from drying up. Note that when handling the ink cartridges, be careful not to touch the nozzles to avoid clogging.