Parameter : 1.Rated power：30w Actual power：18W 2.USB:DC5V/3A 3.LED qty: 2835 90PCS 4.Wavelength:2：1 （R:660NM,B:450NM) 5.Timing:（3h/9h/12h） 6.Net weight：570g 7.Gross weight： 660g 8.product Size：106*73*690mm 9.Package Size：97*97*350mm 10.QTY per carton：20pcs 11.Carton weight：15KG 12.Carton size：480*385*355mm Features : 1.High power：Three head actual power is 18W，other only 12-15w 2.HIgh Brightness：Three head 90pcs LEDS,other only 54pcs LEDS 3.24H Memory Timing ：3H/9H/12His available,turn on and turn off automatically 4.Adjust Color：red, blue and red&blue three modes for you to choose 5.3 light：Blue for sowing；Red&Blue for growth；Red for bloom and fruit.