1.Special for motocycle, it's a fullfeatured digital ballast which adopts built-in high/low controller. Able to ajust the lighting power according to the car supply voltage, avoid no lighting when low voltage.

2.Suitable for all the motorcycle types, compatible with AC/DC bulb, including all the single beam and high/low bulbs.

3.Built-in fullfuction, includes digital ballast, and controller for high/low bulbs.