GALAXY OPTO Efficient LED Plant Grow Light 1Blue:4Red 20Watts Light + Adapter + DC line Water Proof IP65 1: 90 degree spotlight head, the light gathered a small area, absorbing much less waste, non-glare outside perspective. Extra heat dissipation substrate and loose structure, good heat dissipation, stable and lasting quality. Does not produce radiant heat drama effect, we can rely on plants closer. Easy to transform, to meet a variety of fixation. 20Watt Led Plant Grow Light