Proven Performance and Quality - Significant Cost SavingsV7 cartridges are backed by over 40 years of high-performance manufacturing experience from ISO 9000 / ISO 14001 certified state-of-the-art facilities. toners and key components are carefully selected matched and verified for optimal system performance before a design is released to production.After final assembly every cartridge is tested in equipment like yours prior to packaging. High-strength cartons with protective inserts ensure a safe arrival from our warehouse to your delivery location. Each box contains easy-to-follow illustrated installation instructions.By using our replacement toner cartridges you are also helping to protect the environment by keeping reusable non-biodegradable materials out of landfills.- Built to OEM specifications - with yield of up to 1600 pages- Replacement for OEM cartridge part number TK-1115- Fits printer models FS-1041FS-1220 MFPFS-1320 MFP- Environmentally friendly while easy on the budget without sacrificing quality!- 1 Year Manufacturer's warranty