what's in the package? 1 Pack Compatible 330-9523 Toner Cartridge. What printer model is compatible with? 1133 1135n 1130 1130n Printer 330-9523 2MMJP 7H53W 7W53W Printer Easy installation: Easy installation saves working time. shopping service: If the ordered product does not arrive or the package is damaged, please contact customer service. We have professional technical guidance and perfect service, and will give the best solution to the problem according to your needs