Led Grow Light High Par Value COB leds, Higher PAR ensures plants absord enough lights result in yeilds increase while Costs MUCH LESS than other similar plant lights. IP67 Waterproof & Dustproof Sate use even in rains. The lens of this full spectrum cob led grow light with seal ring are WATERPROOF and DUSTPROOF, It fits for indoor and outdoor lighting, providing more useful light to help plants grow faster. Especially when the plant needs extra light in raining days and snowing days, don't worry about damage caused by water entering the waterproof cob led grow light. Optimal 380-800nm Full SpectrumThis Led Grow Light with optimal full spectrum (380-800nm) which provides plants Veg and Flower all stages with everything they desire in the natural sunlight. Especially RED(630-660nm): Promote flowering and fruiting and increase yield directly; BLUE(440-460nm): Promote germination and photosynthesis; IR(780-800nm): Promoting plant cell growth; UV(380nm): Help plants keep healthy growing. Intelligent Cooling TechnologyPassed CE, FCC and RoHS certification. This full spectrum led grow light has built-in temperature IC, intelligent control of heat dissipation IC inside, integral radiating case with heat-dissipation coating ,make the light cooling very well, ensure temperature less than 65 degrees celsius, extending the lifespan of the cob led grow light. WITHOUT any FAN and driver working, making the waterproof grow light WITHOUT any NOISE, enjoy quiet growing time.. High-Efficiency & Energy SavingThis 150W led grow light can replace traditional 450 watt HPS/CMH while consuming only 145~155 watts. BUT maximize the use of light energy by COB technology, our experimentals proof that this cob led grow light increase yield 45%-65%, saveing 50% energy consumption. Hightest performance price ration, save your money.