Home Amazon Goldbox deals Amazon: iPower GLSETX600DHMWING20 600-Watt Light Digital Dimmable HPS MH Grow Light System... Amazon Goldbox deals Amazon: iPower GLSETX600DHMWING20 600-Watt Light Digital Dimmable HPS MH Grow Light System for Plant – Wing Set By ARCOM - 12 February 2017 259 0 SHARE Facebook Twitter Amazon Goldbox Deal: List Price: $139.99 Deal Price: $115.77 You Save: $21.22 (15%) iPower GLSETX600DHMWING20 600-Watt Light Digital Dimmable HPS MH Grow Light System for Plant – Wing Set Expires Feb 19, 2017