The NEW Aerogarden AeroGrow Grow Light Bulb 100340 is a set of three fluorescent tube-style grow lights designed for indoor use. Each bulb emits a bright white light and has a wattage of 26W. These energy-efficient lights are made of metal and provide the ideal lighting technology for a hydroponic setup, ensuring your plants receive the necessary light for optimal growth. Perfect for home and garden enthusiasts looking to enhance their indoor gardening experience with reliable and efficient grow lighting.