Think Grow LED Model I 720W Sierra Natural Science and other times

and other times

Experience balanced color under blurple (blue + purple) or magenta spectrum LED lights

Leaves behind NO odor

yet is very safe to use and presents no risk to bees

Naturally generated silica is available to the plants but only for a very short period of time

Think Grow LED Model I 720W Sierra Natural Science and other timesInnovative LED for Greenhouse and Single Level Indoor Cultivation This fixture is a high performance LED grow light for horticulture cultivation. The compact design with a built in driver balances the energy efficiency and human work environment. The Model I is ideal for greenhouse and single level indoor cultivation. The compact design with a built in driver balances the energy efficiency and human work environment. Full spectrum design with UV