Elephant Tube Vibrating Urethral Stimulator will leave you Screaming bulb powered by a AAA battery. approximate measurementsOverall length: 95mmInsertable length: 85mmPlug width: 13mmBulb width: 17mmTip width: 9.5mmThis product is certified 100% Non-Magnate and medical-grade steel. Beware of cheaper products that are not solid surgical steel but chromed steel or poor quality surgical steel that contains Magnate. Magnate is the ingredient that makes steel rust. We will only include this endorsement on our 100% surgical steel products.