The Canon CLI-271 Gray Ink Tank is an essential accessory that lets you store ink in your Canon printer. Compatible with a large variety of Canon Pixma MG series printers, this ink tank is versatile. The ink in the tank delivers a superior color fastness and a wide color gamut. Featuring an LED light, the tank informs you about whether the tank is properly installed. It also alerts you about the ink tanks that have to be replaced soon.