Screaming O: O WowThe Screaming O O Wow with Vibrating Screaming O Bullet has been designed to provide the users with maximum stimulation by utilizing its enhanced motor. Place ring at base of penis with bullet at the top, and press button to turn it on. The batteries last for 60+ minutes, and can be replaced with common watch batteries. This item is sold as open stock. Shipped item is a single ring. Color will be selected randomly between clear, blue and purple.