Jo 12 Volt Clitoral Stimulant from System Jo. Joyfully jolt yourself with buzzing pleasure using Jo Volt. An exciting topical stimulant available in two strengths; 9V (regular strength) and 12V maximum strength. This oil based formula is glycerin, paraben and glycol free, making it an ideal choice for sensitive skin types. Apply a little during foreplay, toy play or solo play for added pleasure. A little goes a long way. 12 Volt Ingredients: Oleyl Alcohol, Olea Europaea Olive Fruit Oil, Zanthoxylum Bungeanum Fruit Extract. .17oz