Nipple Stimulator Bundled with 4 Pack of AC Delco AAA Batteries. These Battery Operated Nipple Clamps stimulate the nipples with light electrical current providing a stimulating tingle. These Nipple Stimulators are toxic free, durable, and easy to use. Twist em or Clamp em…Hurts Soooo Good! AdoreNipples. SHIPS FROM THE USA!