Notice:this product needs 2 AA batteries. not included.Universal cap fits most bottles and jugs (not include bottles)Not for use with carbonated beverages. Pipe length: 25cmBottle diameter: 5cmit turns any beverage container into an easy-to-use drink dispenser that eliminates the need to lift heavy bottles， and also prevents spills， drips， and waste. Designed to be used with hot or cold beverages， it has a battery-powered motor to draw drinks up through the straw and out of the dispenser. Now， kids can get their own glass of juice， or you can quickly add milk to your bowl of cereal.