ITEM NAME:2LED RC 4.2v-6v Light Headlight headlamps Devil eyes For 1/10 RC Crawler SC NtTE Feature: 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. Specs: 4.2v-6v input 2 lighting options Lighting switch Pre-Wired Outer diameter: about 10mm, Middle Light Diameter: 5mm, Cord length: about 50cm; Lights color: Red and Yellow 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..Aperture light uniformity, full lights emitting. A group of two servos two lamp cord plug (can be plugged directly into the receiver BATT jack). Universal model, easy to install. 2 lighting options.