The Fluval Plant Spectrum LED is designed for hobbyists who want to maintain a thriving live plant aquarium. Featuring free FluvalSmart App technology the light offers a variety of customizable options controlled via Bluetooth on your mobile device. Key Features : Programmable gradual 24-hour light cycle settings (sunrise mid day 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. Wider coverage - each individual LED casts 120 of illumination for wider uniform lighting without dead spots.