Incorporating the latest SMD technology, durable and energy-saving, Tetra Tetronic LED sets define new standards in aquarium lighting. The optimal light spectrum aids luxuriant plant growth, while the colour temperature of 6000 k ensures superb colour rendering, according to Tetra. In addition, the day-night lighting circuit creates the perfect mood in the aquarium. The extensive range of accessories facilitates customised fitting for any type of aquarium. The Tetronic sets come in four sizes (38 to 98 cm) and can be extended by up to 25 cm. www.tetra.net