1X(and and high qua< />Can alert the vehicles behind you to stop< />Can prevent rear-end collision< />Suitable for all 6-24V ands and models< />Compatible with all types of ake ligh including LED clusters< />< />Black wire -- Negative Pole;< />Red wire -- Positive Pole< />Input: 12-16V< />Output: 12V< />< />Package Conten:< />1 x Flasher module< />< />Only the above package content, other produc are not included.< />Note: Light ing and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.)