VersaStarô DLX4HK2 is a dual head vesatile LED Warning Light that is built with fully encapsulated circuitry and can be mounted just about anywhere. The DLX4HK2 is designed with flashback hoods that include either a cig plug adapter with he pattern changer right on the accessory plug. The high intensity LED lights are reverse polarity protected and current limiting protection over the entire operating voltage is standard. S-LINK SYSTEMô is also standard offering synchronizing capability with other STAR LED units along with 21 customer selectable flash patterns that give these LED lights versatility in the field. Ships complete with permanent mounting hardware, gaskets, and instructions.