This totally hands-free erection enhancer has a powerful wireless stimulator that vibrates the flickering tongue to drive her crazy! This jelly enhancer is soft, durable and sized to fit most men. The tongue is 1? long by 1?? wide. Six batteries are included. Insert 3 watch batteries plus side up in the powerful vibrating, wireless stimulator. When the vibrations run low, you have 3 batteries to spare! The Clit Flicker is perfect for loving couples!