1.voltage:DC12V 2.light source:led 3.color:red,blue,amber,white 4.3 flashing functions 5.waterproof DC12V LED traffic direction arrow warning light FS-2320-1APPLICATION:police car: guide the vehicles running , for example, when in the traffic jam.truck: for exsample, the security car, road-weeping lorry, etc.SPCIFICATION: 1Model No.FS-2320-12voltageDC12V3light source0.15W LED4LED lamp colorred, ...