This is the new wave of effecient lights. Interal ballast just plus and play..
I currently have 3 up and they are the best thing for vegg... You can also use them to flower... Light bulbs rated at 24,000 hours of effecieny.. The item "Sun System 630 watt 3100k LEC 240v Grow Light cmh lec" is in sale since Wednesday, May 30, 2018.This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Gardening Supplies\Hydroponics & Seed Starting\Grow Light Kits". The seller is "mi_riedp_dh5qzfekfu" and is located in North Kingstown, Rhode Island. This item can be shipped to United States.