I recently made a purchase from emergency vehicle lighting solutionsLLC from pfugerville tx, web site emergencyvehiclelightingsolutions.com at first the first led lightbar that they had sent was truly at poor quality so i sent the voltech unit back and they accually were pretty proffesional about it as i spoke with randy nolan the supposedly chief vice president of oporations we aggreed that i would purchase another unit but of better quality but was quite a bit more expensive that was not a problem so i payed the company in full for this unit... read full review »