New dimmable led floodlight--hns-50w No drive power supply 5 years quality guarantee Nano heat dissipation technology The led flood lights could be used in tunnel, metro, bus-station, underground parking garage, gym, square, advertising board , wide area lighting and architecture lighting and so on. Plea Lamps or just the lights out, not by hand or skin touch lamps and lanterns Do not use in the sealing occasions, to shorten the lamp life Lighting of the ambient temperature, not more than 40 degrees c, so as to avoid failure Before change the lamps and lanterns, must shut off the power, to ensure safety Please to the professionals to install lamps and lanterns, in order to avoid electric shock New dimmable led floodlight--hns-50w No drive power supply 5 years quality guarantee Nano heat dissipation technology