54W Full Spectrum LED Grow Light Bulb, E26 UV IR Plant Light for Greenhouse Grow Tent Veg Flower Indoor Plants Full Spectrum: 18pcs evenly spaced 3W LEDs(7 Red+8 Blue+1 White+1 UV+1 IR), contain all wavelengths(380-730nm) required for plant growth. A reasonable ratio of red and blue light is the key to the healthy growth of plants. Great Heat Dissipation&Long Life: The heat sink is made of metal aluminum with finned heat sink design can better heat dissipation, even if LED Full Spectrum grow bulb is continue to use does not lead to elevated temperatures, so does not hurt your plants, and effectively increases service life. Easy Install&Widely Applicable: E26 standard threaded interface used in U.S. homes. Suitable for indoor plants, grow tents, potted plants, bonsai, greenhouse farming, office plants, water soluble breeding, vegetable growth, tissue culture, etc. Why Choose Us: 30-day no question asked return policy + 24-month free warranty + 24/7 friendly customer support service.