This genuine Xerox 108R01504 waste toner collection unit keeps spare toner from affecting the quality of your prints.No matter how efficient your Xerox laser toner printer is, it will leave behind residual toner that can affect the quality of your prints or even the running of your machine. Products like the Xerox 108R01504 contain this leftover toner and keep everything inside your laser printer ticking over nicely.With this Xerox waste toner bottle being offered at a very reasonable price and lasting for an estimated 47,000 prints, we can see no reason not to purchase an original 108R01504.