Printronic Remanufactured Ink Cartridge Replacement for 2 Pack M4640 Dell Series 5 High Yield Black (2 Black) - Dell 922, 924, 942, 944, 946, 962, 964 Remanufactured Dell Series 5 High Yield Black Cartridge, M4640 Back by a 100% Guarantee and a One-Year Warranty PLEASE BE AWARE THAT DUE TO PRINTER PROGRAMING THE INK LEVEL FOR THIS PARTICULAR CARTRIDGE MIGHT DISPLAY EMPTY ON THE PRINTER, HOWEVER THE CARTRIDGE IS FULL