"This Light Box Jellyfish Lamp provides the perfect soothing light for any room and can be wall mounted as eye-catching wall art or can stand free on tables, shelves, nightstands, or counters. Who couldn't use a calming influence? Measuring 8.75"" tall by 8.5"" wide including a plastic frame, this light box includes a 6.25""tall by 5.375"" wide rectangular window where jellyfish glide peacefully through colored light. A 3-way push button switch controls the light. Push once to turn on the blue light, push again for a soothing color changing effect, and push once more to turn the light off. The 0.5W color-changing LED can be powered by either 4 AA batteries (not included) for a clean, wire-free aesthetic. Alternatively, the light box can be powered using the included 8' USB cable for unlimited use without needing to worry about replacing batteries."