Features:
Remote control model car, Universal headlights, headlight conversion DIY toy car.
Universal model, easy to install. With switch, the middle lamp can be controllable, aperture was always Lights.
Aperture light uniformity, full lights emitting. A group of two servos two lamp cord plug (can be plugged directly into the receiver BATT jack)
Not only they are the brightest LED on the market, but also they require the least battery power.
The Cord length is about 50cm. It works great with the RC Light Controller. 
Specifications:
Middle Light Diameter: 5mm
Outer diameter: about 10mm
Cord length: about 50cm
Bright LED light output
Halo style bulb
Voltage: 4.2v-6v input
2 lighting options
Lights color: Inner Red+Outer White, Inner Multicolor+Outer White, Inner Blue+Outer Blue 
Installation Methods:
Using hole saw or sharp tools open two holes on the car shell, then use hot glue or AB glue be fixed on the car shell. 
Package Included:
2 Leds Angel Eye LED Lights