A. Many practitioners and home users prefer to have hand held electrodes to use with their device. There are several hand held electrodes that will assist you with reaching hard to reach areas. These include: pencil electrode, face electrode (small area electrode), Vulcan series ball electrode, hair electrode (for areas that would require shaving - scalp, chest, legs etc). Your Senergy Medical Group representative will be happy to assist you with your choice of electrode to purchase.