Will your products void my warranty? NO! According to the MAGNUSON-MOSS WARRANTY IMPROVEMENT ACT, a manufacturer of a printer you are using cannot void your warranty because you use a cartridge or refill kit manufactured by someone other than the printer manufacturer. This prohibition includes use of compatible cartridges, clip-ons, continuous feeding mechanisms, refill kits, ink, etc. For more detailed information, please read the MAGNUSON-MOSS WARRANTY IMPROVEMENT ACT. Will a Refilled or Compatible cartridge print the same amount as an original branded cartridge? YES. The Refilled or Compatible cartridge will print at least the same amount, and in some cases more than the original branded product. We have the Extra Life range of cartridges for Canon and Epson printers. Ink Level Indicator MORE FAQ COMING SOON!