That’s right… 8 levels of powerful stimulation delivered by the Double Action Arousers! The silver bullets (2 1/4″ X 1/2″) have an exquisitely textured, soft, supple, removable Silicone purple sleeves. The easy touch control pads with LED displays have a contoured case for ergonomic versatility. Uses 4 AA size batteries, not included. The power behind the Double Action Arousers is indescribable… it will take your breath away! Twice!