Mars Hydro SP6500 Led Grow Light 650W | For 5x4ft (150x120cm)

●【Best-Selling Samsung LM301B Leds】2376pcss Samsung LM301B and Osram 660nm led chips, higher quality & more efficiency. Costing only 0.3 USD for every single chip.

●【Upgraded Sunlike Full Spectrum】More warm white and red chips added, extremely good for plants at all stages from veg to bloom.

●【Boom Yield & Increasing Crop Quality】High PPFD at 2.8 umol/j, average yield at 1.8g/w, increasing your yield 50% or more compared with old blurple and HPS lights.

●【Daisy Chain Dimming Function】 Dimmer knob added, more convenient to adjust the brightness. Up to 15 lights can be daisy-chained and control together on just one light.

●【No-fan Design & Aluminum Heatsink & Removable Driver】 No fan design, no noise. A whole layer of the aluminum heatsink achieving optimal heat dissipation. The removable driver and 2m extension cord help lower the growing room temperature.

●【IP 65 Waterproof】 IP65 waterproof ratings, worry-free in high humidity growing environment.

Tips

• PH Value :6.0~6.5 in soil.5.7~6.0 in hydro/DWC.Less nutrient less water.
• More Cal and mag than usual. 75°-85°F,with plenty of airflow to replenish CO2.
• Please keep the light away from water,sulfur,acid,which will destroy light easily.
• Light may be too strong, please wear your LED Glasses to protect your eyes.
• Please use the light under regulated voltage,voltage instability will influence light work and life-span as well.