The unique and original design of the Delta BOLT 600 Shield Light Bar sets it apart from all other light bars on the market. It makes a powerful statement not only in terms of raw Lumen, but also in a record low 17.5 Amp draw at 210 Watt of energy. Making it the world’s most energy efficient light bar at 229 LM per Watt. The all aluminum design contributes to record breaking light weight, saving 60% over the competition. Perfectly contoured aluminum mounting arms bolt to frame, requiring no drilling. Includes pre-terminated wire harness and switch.