The entertaining options are endless with the exciting Levitating Cup. With this floating piece of drinkware, you can evoke your own creativity to create a drinking experience for your guests like none other. Includes: cup, base, charger, universal power adapters, and manual. Wireless base is chargeable and can be used with no power cord attached (battery lasts 8-10 hrs on a single charge). Wired base works only while plugged in to power outlet. You can also levitate anything with our Levitating Floater Note: Items don’t float without base.