Only used for 1 week, then I put the lights in storage for 2 months. Also includes SolarSystem Controller to change light spectrums. The SolarSystem 1100 represents the most powerful horticulture LED lights weve ever made. The SS 1100 is lightweight yet puts out more light than much larger LED grow lights and will replace a 1000-watt HPS system. Powerful enough for veg or bloom, the SS 1100 features fully programmable spectrum control with the optional SolarSystem Controller.This grow light system enables 0 to 100% dimming of commercial LED grow lights. It also offers a large 4 x 4 bloom coverage area and 8 x 8 foot vegetative coverage area. A high efficiency of 2.23 umol/j and 0800-W power consumption contributes to efficient growing operations. Light output from our full spectrum grow lights promotes photosynthesis at all stages of growth and a comfortable environment to assess and maintain crops. Linked together in a series, SS 1100 large LED lights can cover any size grow arealarge or smallwhile drastically cutting energy usage and eliminating the need to change bulbsever. These commercial grow lights are ideal for maximizing yield in small growing operations and continue to meet your operational needs as your business grows. The advanced SolarSystem 1100 offers exceptional power and convenience and provides the conditions needed for any size of commercial crop production operation to succeed. The item "California Light Works SolarSystem 1100 LED Grow Light Solar System 1100w Watt" is in sale since Monday, October 28, 2019. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Hydroponics & Seed Starting\Grow Light Kits". The seller is "jndon87" and is located in Stamford, Connecticut. This item can be shipped to United States.