Download the Fluval App on your smart phone and control the light programming from your couch!Programmable, gradual 24-hour light cycle settings (sunrise, midday, sunset and night) 6 unique band waves for full spectrum results Independent color control Optional pre-set habitat light configurations (Lake Malawi, Tropical, Planted) The new generation of H.T.E (High Thermal Efficiency) LEDs function at a higher operating temperature, providing improved long-term light output and spectral performance Fully encased aluminum shell provides effective heat transfer and improved protection from water intrusion and humidity 50% lighter, smoother frame than previous generation Industry leading IP67 waterproof rating - light can be mounted directly above water surface for greater light penetration Larger Touch-Switch surface and design offers stable control without any fuss Deep coverage - each individual LED casts 120° of illumination for wider, uniform lighting without dead spots Extendable mounting legs range from 36-48 IN (91-122 CM) LEDs: 252 Wattage: 46 W Lumens:3300 LM Color temperature: 6500K Lifetime: 50 000 HRS