Marineland's LED Aquarium Kit features a Penguin BIO-Wheel Filtration system. Kit includes both white and blue LED lights that provide a shimmering effect in the water that mimics the natural underwater effect of sunlight. Enjoy your aquarium day or night by simply flipping the switch. The energy efficient LEDs are integrated into a sleek modern hood and are powered by a low voltage adapter. The sleek modern hood is hinged to allow for easy feeding and maintenance. Hood is adaptable for use with heaters, filters and accessories. Aquarium dimensions are 48 x 13" x 20".