1)90W UFO can replace 300W to 400W HPS Grow Lights, Save 90% on electricity. 2)1W high power LED as a lighting source. 3)Lifetime over 50,000 hours 4)We usually provide the ratio is 8:1, 7:2 and 7:1:1 Red &Blue & Orange& White, Mixture to plants. 5)We have 620-630nm and 660nm of red, 450-460nm and 460-470nm of blue wavelength provide. Red is good for flowering, budding and blue is good for vegetative, you can choose the wavelength and color ratio which is most suitable for your plant growth. 6)Built-in cooling system (thermostatically controlled fans ) solve the heat dissipation excellently 7)Built-in power supply, CE approved, No setup required, just simpler and safer plugs directly into AC120V/220V, no reflector & ballast needed. 8)Ideal for all phases of plant growth, and works well with any indoor garden, whether hydroponics or soil based. 9)Includes a wire hanging kit for easy installation! 10) Available: 14W 45W 50W 90W 120W 300W 600W or Customized