The product purposes  1.female vibration sex toy2.Stimulating the sensitive parts of the body3.Bring endless pleasure for the couplesThe product descriptions 1.Material: 100% medical TPE&ABS, safety and health2.Waterproof: 100% waterproof3.Size: 10 x 4CM4.Power supply: 3 x button batteries (included in the package)5.Colors: pink, purple blue6. Motor: super mute motor7. Mode: multi speed mode9.Weight:30 g (portable)The product features 1. .Multi-speed vibrations, strong shock2.The noise is low, soft voice3.Medical materials, health and safety, 100%waterproof The use of the product Put the battery into massage stick in the correct way, Rotating massage stick at the bottom of the button  and it will Work. (image contained in the instructions)Package: 1 x vibration massager  including the battery)