Character:a.Aluminum alloy housingb.The diffuser is made of high boron silicon glass ,impact resistancec.Using electromagnetic inductionhe lamp : ●Needn't time to preheat, average service life is higher than ordinary metal halide ●Do not include the liquid mercury , pollution-free to the environment, and is real green ●Voltage range: 120V-265V,there is no glare , and will not cause the fatigue of eyes , reduce the accident, improve efficiency ●Without filament