(1)100W LED grow light 1:size :Dia270x60mm 2:wattage:90W (90pcs of 1W high power led ) 3:Voltage :110v/220--240v 4:Light time per day :10--16days . 5:Height above plant:2m/2.5m/3m 6:Lm:2200LM 7:Wavelength :652nm (RGB ) 8:Lifespan:50000hours 9:lighting area :25square meter 10:colour :RED/BLUE /RED , BLUE 11:package : 4pcs /carton NW :2.88kg/pc GW:3.2kg/pc.