Compatible with Models -Compatible with many other Canon Casio Sharp calculator models, hr100tm hr-170rc hr-150tm hr200rc hr-100lc d170-dh at-p2000 p170-dh p23dhv p26-dh iii p26-dh gr-100tm pr42 cp13 el-1750v el1801v at-p2000 nr42 mp11dx …… BOEDCN-IR40T Adopting sophisticated parts & after strict testing ensures these quality Ink Roller perfectly compatible with most printing calculators that use Ink Roller.Excellent quality - BOEDCN ir-40t calculator ribbon replacement for hr-100tm hr-150tm ink using advanced special ink and unique printing and dyeing technology, the printed text is super smooth and does not fade.This calculator ink roller provides vivid and consistent black and red color in addition to exceptional lightfastness and durable impressions.