Feit Electric's 2 ft. Dual LED Full Spectrum Grow Light only uses 19-Watt and comes fully assembled with an ultra-light weight design that can be used in hanging or flush mount installation. This no-humming LED emits precise wavelengths and color for superior photosynthetic response in the 450 nm full spectrum preferred for vegetative growth. There are no lamps to dispose of or replace with this 2 ft. Dual Lamp with it's cool operation that prevents burning of leaves compared to high pressure sodium lamps. Includes two 6 in. hanging wire harnesses as well as a 5 ft. plug-in chord and easy on/off light switch. Durable smooth edge housing and light weight design facilitates the installation process. Up to 8 of these fixtures can be linked together with its 5 ft. cord enabling easy and flexible runs.