These economical LED grow lights are great for indoor seed starting and supplemental lighting in your greenhouse. These fixtures have a higher light output in the blue and red wavelengths than a standard full spectrum light. Lights use 19 watts of power and are rated up to 25,000 hours. Fixtures have been rated for high humidity use. For propagation one light covers a 4’x4’ area when 6-12” above plants. Fixtures have a 5’ power cord and an on/off switch. Lights can be plugged into one another to daisy chain up to 8 fixtures together from one power outlet. Fixture comes with 6” wire hanger or can be flush mounted. 3 year manufacturer’s warranty.