Meanwell driver is dimmable, good for a 4x4 tent. The item "HLG 550 V2 R Horticulture Lighting Group LED Grow Light For Bloom And Veg" is in sale since Friday, August 21, 2020. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Hydroponics & Seed Starting\Grow Light Kits". The seller is "padraigmccool94" and is located in Plainfield, Illinois. This item can be shipped to United States.