11 Inch Tall Dual Power Option Columnar Underwater Volcano Themed Lamp with RGB LED Lights Lamp Comes with Translucent 'Lava' Beads that Float Around the Tank Moved by Silent Motor Pump Choose from White Light or Cycle through Seven Static RGB LED Colours to Make the Right Mood Would Make a Great Mood Lamp in Any Home Office or as an Alternative Night Light for Older Kids Lamp Measures Around 28 cm by 10 cm by 10 | Light Arrives Empty without Fluid for Safety Reasons Powered either by 3 x AA Batteries (Not Included) or via USB Cable (Included) that Requires an Adaptor