Various parts can be stimulated by vibration! Multiple fun uses! There are vibrators at both ends of the clamp ring, which can vibrate and stimulate various parts. The ring design is easy to use, equipped with 12 W double motor vibration modes, it can be used as a male penis vibration ring, and can also vibrate to stimulate nipples or female clitoris. WARNING: Keep the product away from children. DO NOT expose the product or the charging device to humid places, direct UV or sunlight for an extended period. NEVER immerse or rinse the charging device in water or other fluids. If your toy appears to function abnormally, turn it off. Product is a reuseable after wash. DO NOT use this product with more than one person. DO NOT place any object inside the cup for use. Safety Precautions: Always clean the product before and after use. We recommend using water-based lube with your toy.