Product information:Input(A): 3.0A+ -0.2ALifespan: more than 3000hrsBeam angle: 360 degree, No blindColor temperature:4300K/6000K/8000KOperating Voltage:DC9-16VOperating temperature:-40 degree~+85 degreeHeat Dissipation Theory: aviation aluminium 6063Function: canbus and anti-emc no any radio interferenceSoctek:High/Low Beam: H4Single Beam:H1 H11 H7 H8 H9 9005 HB3 9006 HB4About Polarity:The lamp has a polarity, if you put with wrong side , the lamp wont shine , pls change the Positive and Negative of the lamp,then the lamp will worksPakcage:2PCS Led HeadlightsNotice: for H7 plugIf your car has a plug similar to that of those models,Your car will need an additional adapter, please send the picture of your original adapter to the seller to check it