DC12V-80V 54W Long Lamp Driver Board Lamp Beads Trinocular Lens Models   Description: 1.Dual power supply design、 a single light effect、 2.Enter two lines (V + n points then the power level of strong light、 V- negative point then the power level)、 3.There are reverse polarity protection、 you can puzzle.   Specification:               Input voltage         DC12V-80V (wide voltage)               Output Current         Dual power supply design、 output 2.2A and 1.1A               LED type         902 series lamp beads               Output power         3W * 18 = 54W (3 series and 4) and (Series 2 and 3)               Lamp beads         18pcs               Lamp beads spacing         22mm; 40 * 240mm         Package included:   1 X Long lamp driver board