The MaxLume High Output (HO) T5 bulbs take into consideration the proper kelvin temperature when it comes to growing plants. Research has proven that the 5400k temperature improves vegetative growth more than the standard 6500k lamps that you see in the market today. Our incomparable 2800k temperature is where the grower will see a noticeable difference in the bloom stage apart from the industry's standard T5's.
— Ships from HF: Oregon, North & South California, Colorado, Pennsylvania, Texas, Florida USA.
* Special Order Item: made to order by the manufacturer, can take 2-6 weeks to ship, and cannot be canceled, returned or exchanged once ordered.