Bring a day out at the aquarium into your home with the 5 piece colour changing jelly fish lamp. Sure to entertain children of all ages (including the big kids, we have heard them called adults) and support sensory development. Dimensions: 23cm x 31cm x 7.7cm. On/Off push button. Buttons to change colours. Cable length: 114cm Bulb life: 5000 hours. RGB bulb technology. Requires 8ltr distilled water*. So, if you're looking for something truly unique and creative, you won't be disappointed with our Colour Changing Jellyfish Lamp. *Please note you can use tap water, but the water will discolour quicker and need changing more often.