Battery operated, rechargeable, external, internal, dual stimulation; Q Toys has them all. All of our high-quality vibes have at least a one-year warranty on them, and all of them are guaranteed to be 100% body-safe. That means no jelly rubber, no nasty chemicals like phthalates, and no funky smell. You can buy from Q Toys with the utmost confidence that whatever product you choose, it will be durable, safe, and fun!