Spider Farmer SF4000 LED Grow Light with Samsung LM301B Diodes & Dimmable 450W Lighting Full Spectrum Grow Light for Indoor Plants Veg Bloom Growing Lamps for 4x4/5x5 Grow Tent 2.7 umol/J
- LOWER RUNNING COSTS & HIGHER-QUALITY YIELDS: SPIDER FARMER LED Grow Lights utilize the latest in high yielding LEDs technology today-Samsung LM301B diodes, high Energy Efficiency with 2.7 umol/J, delivers a powerful light output and uniform canopy penetration to resulting maximum higher yields. It only consumes 450W, running 50% less power than the HPS or other SMD LEDs or Blurple lamps. Veg coverage is 5 x 5 ft, Flowering coverage is 4 x4 ft..
- NEW DIODE LAYOUT & DIMMING DESIGN: SF4000 growing lights. More light beads at the edges, fewer in the middle. Helping get more uniform PPFD. Plants absorb light better & product higher yields. Dimming knob is adjusted the light intensity at liberty. Multi-light Connection with unified dimming is especially beneficial for large indoor growing and commercial planting areas..
- IDEAL FOR ALL GROWTH STAGES: Excellent full spectrum- white, blue, red and IR (3000K, 5000K, 660nm and IR 760nm). 3000K diodes provide more reddish light and the 5000K provides more blueish. The 660nm red and IR light is especially useful during bloom when it speeds up flowering time and boosts yields. Turn your seeds into your own supply. And the light looks fairly natural, so it's good for accurately monitoring plant health..