FULL SPECTRUM: VIVOSUN's LED deliver optimal light-spectrum coverage, more power for bloom, maximum PAR output at various distances, and super-bright lights that your plants will love

DOUBLE SWITCH CONTROL: This 600W led light has two separate switchs for two spectrums. It can independently control Veg and Bloom function

DAISY CHAIN FUNCTION: The light wattage needed is determined by the size of the room not the size or number of plants. Cable comes with the light for linking them together. The maximum units of this 600w led lights allow for daisy chain is 4 pcs

ENERGY SAVING: Less electricity consuming but producing like a 600 watt MH and HPS set up.With 2 built-in 5" cooling fans, VIVOSUN's professionally designed composite-metal grow light runs at proper temperature and wont kill ya on electric bills

LONG LIFESPAN AND GUARANTEED QUALITY: VIVOSUN guarantees your satisfaction in each stage of plant growth.Other seller are using very outdated LED technology in many units, which make the bulb looks like brighter. It seriously decrease the lifespan of the bulb and this is why they are so cheap