Parameters: LED: 72red*1.2w, 18blue*1.0w, ( white ) Size: 390x263.5x149.3mm Color:red, blue( white available) Working environment: -20 to 40 degree Voltagle: AC 85-260v Power; 100W Power factors: 0.97 Packing:602*322*322mm 4pcs/carton Jieneng state of art 100w plus led grow light are based upon the successful technology used by NASA, which adopt ideal wavelength LED emits only PAR(Photosynthetically Active Radiation) to grow plants effectively and affordably.