This innovative design features rotation in two directions and 10 functions of vibration and pulsation to offer hundreds of unique pleasure combinations. A powerful Japanese motor makes this masturbator fully automated with independent controls for intensity, direction, and rotation. Requires 3 AAA batteries, not included. With each circular movement of the shaft, the super-soft Elite Silicone sleeve and rows of tiny ticklers tease and please your head, creating spine-tingling sensations.