· Bubble Maker: It can make more than 18,000 bubbles for kids every minute.· Large capacity: It can hold 500ml of bubble liquid and produce bubbles continuously for 30 minutes.· Rotation: The bubble machine can be set to automatically rotate 90°/180° to launch bubbles.· Rechargeable: The bubble machine has a built-in 2600mAh rechargeable lithium battery.· Battery endurance:When fully charged, the bubble machine can work continuously for more than an hour.· Protection Mechanism: When your hand accidentally touches the rotating fan blade, it will stop rotating.· Create atmosphere:Bubble machines are perfect for creating ambience at holidays, parties, weddings or when kids are playing.