... package, 1pcs/cartonLifespan50,000 hrsWarrantyTwo years (one years for power supply)1, Power: 16x3w 50w,24x3w 75W ... light:1) Good heat dissipation no need any fans, no noise,Running quiet and cool.2) ... the astigmia.† Easy laying or hanging, suitable for any aquarium.Easy oprate, any plug are available ... the tank† Cold light and no radiation, suitable for aquatic creatures.Promote a non-Uv, non-harmful ...