Our best selling nipplettes- now rechargeable. Includes 2 multi-use. independent and fully adjustable USB designer clamps. High intensity. USB. wireless motor with 12 powerful functions of vibration. State-of-the-art memory chip resumes on last function used. Security travel lock feature- hold for 3 seconds to turn on or off. USB rechargeable - dual charging cord included. Complete charge in one hour. Runs for 35 minutes on high and 45 minutes on low. Each clamps measures 2.75 inches x 1.25 inches One Year Warranty.