High Quality of LED Lamp With Long Worklife, Great Luminanting Angle, Super Bright LED(Cree),and Very Special Radiation Design Features and Technical of our products :Structure: Extrude Aluminum,Groove reflection, toughened glassAbstract heat type: Whole lamp, LED working temperature < 45Light Source: power LED, Super bright white LED chipLED luminous efficacy: > 60 Lm/wLED Module: IC constant ...