Add some glamour to your aqua-scape with the Wave Point LED Airstone Blue and White. The light fully illuminates the air stone and uses low voltage LED lamps and a low voltage transformer. The Wave Point LED air stones comes in four different colours (White, Blue, Blue & White or Colour changing. They also come in two different sizes. (6\" or 12\") Included: 1x LED airstone aprox1m of clear silicon airline Suction cups. You Will Need: To operate this product you will need an air pump with an output of around 200 litres per hour.