The Canon GI-45 is a replacement ink bottle in magenta, designed for use with the MAXIFY GX1040 and GX2040 printers. This 40ml plastic bottle features a specialized cap and nozzle system that allows you to refill your printer's tanks without worrying about spills. This ink is engineered for high-volume printing, offering a standard yield of approximately 3,000 pages, which increases to about 4,500 pages when using the eco mode. Made in Japan, these bottles provide a reliable supply for users who need to print large quantities of documents while maintaining consistent quality.