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• MAJOR UPDATED FROM SP250: MARS HYDRO SP3000 led grow light with Samsung lights & Mean Well driver & dimmable box, only consumes 300w, with high efficiency to save more energy and achieve greater yield. It's optimized for a 2x5 ft veg coverage , or 2x4 ft flowering coverage 
• DIMMING DAISY CHAIN DESIGN FOR COMMERCIAL: SP3000 grow lights with dimmable box, just control the dimming knob to adjust the brightness. For commercial grow use, multiple lights connected together, just need to choose one light as main light to control all lights dimmable & turn on and off. Easy operation providing great convenience to your planting 
• RAPID GROWTH & ENORMOUS YIELD: MARS HYDRO SP3000 LED grow light, with the most advanced equipment and technology, provides tremendous light output to give you one of the brightest, the highest yield, full spectrum lights, can work perfectly both in soil grow and in hydro grow.