Feature: 1. The LED light base can be charged from the USB port or driven by battery, you can chose it in either way, and it is very convenient to use. 2. 6 flash methods‑colorful slow flash, colorful fast flash, brightness light, brightness red light,brightness blue light, brightness green light, which can display your favorite crystal ball, figurine or jewelry. 3. Using in displaying crystal ball, crystal statues, acrylic, jewelry and other items, the base can serve as a great ornament to you house. 4. The light base can make your ornaments more vivid and display a great effect especially at night. 5. This item does NOT rotate. But it has a super long life service. Keep away from water can better warrant your safety. Specification: Item Type: Light base Color: Silver Category: Light decoration Number of Lights: 4 super bright Led beads Battery Specifications: 3 AAA batteries(not included) / USB Diameter: Approx. 7.5cm / 3inHeight: Approx. 3cm / 1.2in . Package List: 4 x Light Base (batteries are not included)4 x USB Cable