Grow Light 600w LED, by Bloomspect. For Indoor, Green House, Hydroponic. Plants, Veg, Bloom, Switches Daisy Chain.For Plants getting used to new light, we recommend being very careful with a 36'' - 40 height to start. For Seedlings, bring down to 24"-28" and use VEG switch to run the lights in a 14 on 10 off type of light pattern. For Vegetative, bring down to 16" - 20" and use VEG switch to run the lights in an 18 on 6 off type light pattern. For Flowering, bring down to 12"- 18" and use both Veg and Bloom switches to run the lights in 20 on 4 off type of light pattern. BS600 to replace a 600W HPS/MH but only consumes 268W of electricity. Perfect to cover a 4 by 4 foot veg area, or a 3 by 3 foot flowering area. Secondary optical lens for high intensity light that penetrates all the way through the canopy. Built in aluminum heatsink and cooling fans keeping your temperatures down perfectly. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Hydroponics\Grow Lighting & Accessories\Grow Light Kits". The seller is "jicolu58" and is located in this country: US. This item can be shipped to United States.