Key Features Utilizes low wattage, energy saving LED lamps Also acts as an airstone Low voltage transformer Sucker attachments Streamline design, quick and easy installation These underwater lamps add a whole new decorative element to your aquarium. They have a number of LED lights to illuminate your tank from the inside, or that are great for nocturnal viewing of your fish. This bubble wand also act as an airstone when connected to an air pump (not included), to provide an illuminated air curtain of bubbles for an interesting underwater feature. What’s really special about this light is that is is flexible so can be moulded around features, ornaments, decor and rocks etc. When connected to an air pump (not included) it will create a high volume of bubbles that circulate and aerate the water for a healthy aquarium. Comes complete with a plug in power supply transformer and UK 3 pin plug, 1.2m of cable, suckers to attach the wand to the inside of the tank if required, and full UK