KUMON E-Pencil, blue, with battery and case, perfect for listening practice. - Brand: KUMON - Model Name: E-Pencil - Color: Blue - Included items: Main unit, case, battery - Usage: Listening practice Thank you for viewing. This E-Pencil was used by a child for questions. Warranty not included. Includes the main unit, cloth case, and battery. Operation has been confirmed. For those who don't mind used items.