SunLux Pro - 400 Watt (Dual Spectrum Lamp)
Pro Dual Spectrum dual spectrum bulb The Sunlux Pro Dual Spectrum 400w and 600w bulbs are aimed at the budget end of the bulb market. However the quality of the bulb far outweighs the cost. They will fit into any E40 reflector fitting and will work with all types of 400w and 600w ballasts.