Milliard 2-Foot Plant Starter 2 Bulb T5 Grow Light System - 24W - Bulbs Included Great start to build any indoor greenhouse. Extremely simple setup in less than 5 minutes. Each bulb simulates natural sun rays at 6500K, as if its growing outside. The Milliard Grow Light System shines with 4000 total Lumens, but only 48 total watts! Let your plants grow... not your energy bill! Includes a T5 fixture, two 24W T5 bulbs to double your light output. ETL listed