this is the same BS as 165 watt led fixtures (they are not 165 watts). Not that you would want to run that fixture at 300 W as it would approach the temperature of the sun. properly sinking the heat from 300 watts of led is not a cheap feat and would not be found in a fixture of that price
Specifications:
LED Power: 60x5W
Actual Power:120W±5%
Input Voltage:AC85-265V
Spectrum:470nm blue, 450nm royal blue, 660nm Red,525nm green,13000K cool white, 6000K cool white, 4000K warm white
Fans Quantity: 3 quiet cooling fans
Lifespan: 50000 hours
Dimensions(LxWxH): 15.8" X 8.4" X 2.6"
Warranty: 1 year warranty