Page Yield*: 1200 *Per Cartridge at 5% coverage (ISO/IEC standard) These compatible cartridges come equipped with an ink indicator chip that accurately tracks your ink level and communicates with your printer to be sure you are receiving the best quality print possible Compatible with Printer Models Laser E310dw E514dw Multi-Function E515dn E515dw Color: Black Please contact us first with any product issues. We want all of our customers to be happy because happiness matters.