As refreshing as a summer Breeze! This 5″ x .625″ Breeze Power Bullet has a fantastic soft touch feel. This wireless and waterproof bullet requires two AAA size batteries. Testing showed it will last 6 hours nonstop vibrating on high speed and 12 hours on low speed; amazing power and durability for such a slim classy product. For the quiet vibrations and power, it is a must have!