Applicable Printer Model: ? Canon G3270 G3260 All-in-One Wireless Supertank (Megatank) Printer? Canon G2260 G2270 All-in-One Wired Supertank (MegaTank) Printer ? Canon PIXMA G1220 Single Function MegaTank Inkjet Printer ? Canon PIXMA G1230 Single Function MegaTank Inkjet Printer Also common to these printer models Printers in USA & Canada printer Model: Canon G5020 / G6020 / G7020 / G1220 / G3260 / G2260 Mega Tank Printers. Printers in South East Asia / Asia Model: Canon G5070 / G6070 / G7070 Mega Tank Printers?Canon G1020 / G2020 / G3020 / G3060 Mega Tank Printers. Printers in Europe Model: Canon G4050 / G5050 / G6050 / G7050 Mega Tank PrintersWarm tips for compatible printer models to avoid wrong purchase? 1?The ink GI20 GI-20 is compatible for printers PIXMA G5020/G6020/G7020. 2?The ink GI21 GI-21 is compatible for printers PIXMA G3260 G2260 G1220 3: The ink GI26 GI-26 is compatible for printers MAXIFY GX6020/GX6021/GX7020/GX7021 4?The ink GI23 GI-23 is compatible for printers MAXIFY G620 Please purchase the correct toner according to your printers How to refill? 1--- Please find the ink bottle to replenish ink first, the color of the top cover of the ink bottle is consistent with that of the ink. 2---Please directly open the bottle cap and inject ink without squeezing the bottle by hand. It stops automatically when the ink is full.