... month testing the optical parameters, 70% of the initial luminous flux for the life of the product, turn off the lights ... for the absolute lifeLuminous flux for 90% of the initial luminous flux of 3000 hours, 30,000 hours ... both indoor and outdoor. Eg:LED floodlight,LED high bay,LED spotlight,LED tunnel light,LED downlight,LED strip light,LED tube light,LED holiday light,etc.Welcome for ...