Flexible mobility anytime and anywhere:No additional power cord is required, and it is not limited by power sockets. The battery-powered design avoids the risk of water or bubble solution contacting the power part, allowing you to use it with more peace of mind. At the same time, battery powered bubble machine avoids inconveniences such as insufficient length of power cord or insufficient sockets, allowing you to enjoy the magic of bubbles on a green lawn, soft beach, or a happy party sceneSay goodbye to bubbles sticking:Upgraded to a Higher Speed Motor Compared to the Old Model, Which Makes the Bubbles Blow More Smoothly and Won't Stick to the Bubble Outlet Like the Old Bubble Machine Bubbles. Two different ways of fixing, for different occasions:This vertical toddlers bubble machine can easily cope with both indoor and outdoor situations. You can choose to fill the base with water and fix it, or insert it directly into the soil. Both of these fixing methods are very stable, ensuring that the buble machine will not shake or topple during operation. Compared to ordinary bubble machines that always need to find suitable places to place in order to adjust their height, this product is undoubtedly more convenient and practicalInstructions for use:Please fully charge the battery before first use.Each battery lasts about 30 minutes and takes about 3 hours to charge, please use a charger with 5V/1A power to charge the battery.Bubble solution from full to consumed in about 25 minutes,Rechargeable models of bubble machine battery compartment does not have a battery positive and negative link device