... saving,green,high brightness,lower consumption 3.3 years warranty 4.CE/ROHS. Feature 1.energy —DC drive,ultra-low power consumption,power efficiency. ... production,processing through the cooling technology,LED longer life.4.Easy installation—using the traditional E27 lamp port,AC220V electricity supply. ... grade IP42Ambient temperature-20°C~45°CAmbient humidity0-95% LED 5W E27 high power bulb CE/ROHS