What you receive: you will receive 2 piece of 7 LED display base with 1 piece USB power cable in this package; Note: no battery included7 LED: come with 7 colorful LED to display your crystal glass figurine or figurines jewelry or anything within 3 inch (diameter) round, bright LED lamps display highly beautiful crystal, colorful LED lights can work at the same time and brighten up any transparent object with good effectUSB powered: our display base is not only powered by USB cable (included) and compatible with computer, laptop, power bank or any other with USB adapters, but also supported by 3 AA batteries (not included)Easy to use: there are 2-level speeds, you can switch ON/ OFF button to enable it to work, switch to the left button is colorful and static, switch to the right button is colorful and rotary, switch to the middle of button is to turn offWide applications: our 7 Led display base can bring beautiful splendors and charms to the 2D or 3D crystal crafts, they can be applied for crystal, acrylic, 3D crystal statues, jewelry and other items, it is a nice gift for most occasions