1. it is suitable for stylus pro 11880
2.Cartridge model 's details information are as follows:
     T5911   Photo  Black
     T5912  Cyan
     T5913  Magenta
     T5914 Yellow
     T5915  Light Cyan
     T5916  VIVID Light Magenta
     T5917  Light Black
     T5918  Matte Black
     T5919  Light Light Black
3.Our refill cartridge has simulator  inductor  on it.You can use our QE-989 chip resetter to reset it.
4.Install instrution:
(1)Taking the original cartridge out off the printer
(2)put out the original chip from original cartridge,then install it to our refill cartridge
(3)Finaly,puting our refill cartridge into the printer.

Note:
1) There's a sensor on the  refill ink cartridge, just need  take out the original chip off the original cartridge ,then install it into our refill ink cartridge.Finally,used QE-989chip resetter to reset it.It will be ok.
2) Please reset it before the ink status shows "15%".  It's better to often check if there's ink in the cartridge or not.

3) When you reset the ink,the best way is refilled to 80% .
4) Do not open the rubber plug to fill ink when the printer is working. And do not  open the rubber  at once when the printer just turn off .Wait for a moment, or the ink may be spout .