Electric design: This bubble gun uses electric design, through electric drive, easy to operate, just press a button to start producing bubbles, easy to use. Simulation shape: The shape of the device is designed to mimic the shape of the Gatling (a machine gun), making the product more attractive and interesting, increasing the fun of playing. Bubble effect: The ability to generate a large number of bubbles, providing players with continuous bubble fun. Auto-stream: The auto-stream feature allows the player to continuously fire bubbles, increasing the consistency and fun of play. Safety: The product may be made of environmentally friendly materials to ensure the safety of children, and the bubble solution is usually non-toxic and does not irritate the skin.