Amber 48 LED Motorcycle Turn Signal, Marker or Blinker Lights in Side Mount Polished Aluminum Housings 2 Super Bright 48 bulb Amber LEDs with 100,000 hour life expectancy. Operates on 12 Volts DC, 1 watt each Outside dimension: 2.5" x 1.5 thickness Mounts anywhere with a single 3/8" diameter bolt LEDs are replaceable