5-Stars Waring Lighes Co., Ltd is one professional manufacuture in warning light, lightbar, siren , speaker for car and motor .And our company settle up techonlogical developement center , has CAD/Cam and one ship computer exploiture system.Our products win mutiple national patens.Siren and warning light produced by us has already passed the inspection of the ministry of public security. Our products have good market and good reputation in USA , UK , Canada AU, Sweden, Denmark, Norway, Germany, Newzealand, France and so on. We offer free after-sale services, if there is any problems on our productsm, we will offer free shipping cost and free parts in 2 days. If you have any query , plesae feel free to contact us.