High-Lite® refers to the new light technology by JUWEL® Aquarium. It combines the existing tube lengths of the T8 with the new bright T5 technology. High-Lite® Day tube creates a cool and bright light with a colour temperature of 9000 Kelvin. It enhances natural colours and plant growth. For Freshwater we recommend following combinations: Day Nature or Day Colour. The 742 mm / 35 Watt High-Lite Tube can be used in a 92 cm light unit. Following aquariums can be fitted with this Tube: Vision® 180. High-Lite Tube Day 35 W (742 mm)