There are some important factors for a LED Area Light ,the beam angle could be one. the beam angle means the range of the light shining .in other words ,the larger the beam angle is ,the bigger the light shines.for the led area light made by E-lite semiconductor inc ,the beam angle cuold be 85/135 degree and the 120 degree is also optional.our engineer design the beam angle like this only to make full use of the light and to make all the places bright.for more detailed information ,you can come to our factory and company.also you can see our led area light in the lighting show room.as a leading professionl led area light manufacture ,we always make a nice products to satisfy our customers due to our passion and confidence.