The Canon GI-40 Bk Ink Bottle is a black ink refill bottle designed for Canon printers that utilize refillable ink tank systems. It provides a cost-effective way to replenish your printer's black ink supply, offering a larger volume of ink compared to traditional ink cartridges. This is ideal for users who print frequently, especially those who use a lot of black ink.

Here's a breakdown of the key characteristics:
Color: Black

Type: Ink Bottle (for refillable ink tank systems)

Volume: High volume (exact volume may vary depending on the specific model)

Compatibility: Specific Canon printer models with refillable ink tanks (refer to Canon's website or your printer's manual for compatibility information)