Welcome to our adult products store and thank you for your business and trust! It is entirely dedicated to the goal of providing the consumer with the best quality. Specification: This product uses 2 AAA batteries (batteries not included). Weight: 380g Material of the penis plug: high quality stainless steel. Use: (1) Choose one of the possible combinations and connect the parts with the cable. (2) Press the 'ON/OFF' button, the lights of the device will light up. (3) Hold the two parts of your chosen combination with the left hand and the right hand. (4) Press the '+' button and you will feel the electric current flow. By pressing the '+' button again, the current flow increases. (5) Press the ''MODE'' button to switch between the different frequencies. (6) The device stays on for 15 minutes by default. Press the ''TIME'' button to extend the working time of the device. Package include: 1 × controller 2 x penis rings 1 x urethral dilators 1Anal Plug 2 x wires A notice: 1: The remote control can not be exposed to water. 2: Pregnant women and hereditary diseases, heart disease, high blood pressure and other patients with acute diseases are prohibited. 3: Please keep away from children