Features:Votlage: 12 VoltsLED light colors: AmberBlack Plastic housing body with Smoke lens and amber LED'sDimension: approx. 9 x 6cm / 3.54 x 2.36 inchClamp Inner Diameter: 1 1/2" / 39mm Can be used front or rearLights have 2 wires， can be used for marker lights， auxiliary turn signals or running lightsTo fit Sportster， Dyna， Bobber or any motorcycles with 39mm fork tubesPackage Includes:1 Set of (2 front & 2 rear) Turn Signals2 x 39mm Clamps