ColorRed & WhiteBrandViewSonicItem Weight0.16 PoundsItem Dimensions LxWxH1.1 x 8 x 1.5 inchesAre Batteries IncludedYesBatteries Required?YesAbout this itemInteractive pen for PJD7383i and PJD7583wiTI PointBlank readyProduct DescriptionViewSonic PJ-PEN-001 Interactive Pen for PJD7383i and PJD7583wiProduct informationProduct Dimensions1.1 x 8 x 1.5 inchesItem Weight2.56 ouncesASINB004APKEI4Item model numberPJ-PEN-001Is Discontinued By ManufacturerNoDate First AvailableNovember 1, 2010ManufacturerViewSonic