Sparks from hand – This sturdy machined device is built to last. It is an electric Funkenring. Shoot sparks from your hand. You can use it in either hand. It’s possibilities are only limited by your imagination. Comes complete with flints and machined device. It is ready to go. It is instantly repeatable and needs no rewinding. A great comedy item. Complete with spare flints. Requires 9 volt battery (not included).