100% tested and quality Guaranteed, Lower waste toner, Good quality and Durable. 100% satisfaction Warranty Print more and cost less. Excellent fastness rate, printer graphics context will be kept for long time. 100% compatible with original laser cartridge, Made From high quality components. Each cartridge is sealed Individual. Make sure to check your Model number correctly before installing the toner cartridge in your printer, ZIGMA Black toner cartridge is fully tested before the final dispatch to entire product range. We assure quality tested product at pocket friendly price range. Enjoy fast print speed without sacrificing print quality.