Voltage: 220V @ 50Hz Power: 13W CCT: 7500 Kelvin Fixture dimensions: 410mm x 40mm x 6mm Fits on up to 12mm glass thickness. For aquarium size: 400-500mm. Please look at the pictures for features and functionalities. Durable aluminum alloy for faster cooling, ensure long life-span. Adjustable mounting legs for special size aquarium tanks. Specially designed for planted and freshwater aquarium