Dreamy Atmosphere Creator: This bubble blower machine can bring endless fun and dreamy atmosphere to a series of activities such as weddings, birthdays, parties, outdoor garden yards, etcEasy to Use: Just set the bubble machine for parties on an even surface, and fill the tank with bubble solution, switch the power on/off switch to "on" gear, then this bubble blower maker will start to work automatically, it is simple and easy to operate for all agesTwo-Ways Powered: The automatic bubble blower can be powered by 8 batteries (Not Included) or plugged in with the included type C USB cable, providing maximum convenience for you and letting you enjoy the bubble maker indoors and outdoorsSturdy Metal Body & Portable Design: Made of high-quality safe metal material for superior toughness and rust protection, the professional bubble machine is equipped with a detachable handle and lightweight design, It's portable to make fun with you wherever you go750ML High Capacity & High Output Bubble Machine: Equipped with a large high-velocity fan, high-performance rotor, and 16pcs bubble wands, 18-22 rpm rotating speed, bubble machine can generate over 1000 bubbles per minute. 750ml/25oz high-capacity liquid tank makes it not necessary to add bubble solution several times, so you can enjoy uninterrupted bubbles leisure time