The BT Light Industrial Series offers outstanding light output in a functional design which can be easily adjusted, with either of the supplied trunnion or single bolt bracket options. High quality construction and components enable the BT Light Industrial Series to withstand vibration up 21Grms. Built-in reverse polarity protection helps prevent accidental damage caused by incorrect installation. Electronic thermal management ensures that if the light in subjected to massive heat overload, that a self protection protocol is engaged to reduce the light output, until such time as the heat overload retreats to normal parameters.