Laura Berman, LCSW, PhD, is an assistant professor of psychiatry and obstetrics/gynecology at the Feinberg School of Medicine at Northwestern University. She has been working as a sex educator and therapist for 20 years, and is considered a leader in her field. Her latest book, Real Sex for Real Women is an international Best Seller. The Dr. Laura Berman Intimate Basics Collection is designed by women, for women to give you and your partner exactly what you need; color, ergonomic designs, discreet packaging, superior quality, quiet and powerful devices. Dr. Berman personally writes instructions for each product. Powerful rechargeable massager has an easy to use slide control that adjusts the extra wide pleasure disc for optimum oscillating and vibrating action. 4 interchangeable and versatile attachments that screw in for secure use. Holds a charge for over one hours use. Charger included. ABS (massager) Silicone (attachments). 110/120 Volt AC. 9" x 2.75" / 23 cm x 7 cm.