Frontline Optoelectronics S&T Co.,Ltd. Website:http://www.frontlineled.com ATTN:Mr Tang 186 7699 3389 Features: High power LED bulb,high luminous efficiency,small light attenuation; Large-sized aluminum shell,Input power>10w; Constant current driver,no stroboflash ; Available with dimming (TRIAC deivce)function,intelligent control to the colors and intensity; Superb source efficiency, PF>0.9, more than 90% energy-saving,environmental-friendly; Application:home,market,hotel,museum, jewelry store and so on. subway station.