Thank you for viewing from among our many items! GUM electric toothbrush body, model GS-03, uses AAA alkaline batteries. - Brand: GUM - Model: GS-03 - Country of Manufacture: Thailand - Battery Type: AAA alkaline batteries Replacement brushes are not included. This is a listing for two bodies only. Operation has been confirmed, but please understand that both are used items. The battery in image 3 indicates "one AAA battery." The item will be shipped with the batteries removed. If you only want one, please comment.