Wireless-no drilling into the vehicle, super quick installation. No harm done to your vehicle Battery Operated -only needs 3 AAA batteries each and they included in the package Magnet induction or Button controlled-you can control when it comes on. Sensor is located on bottom of the light , you can choose if you want to turn it on or off. ( Switch button on top of light) Alternatively Logo Shadow Film-Great Car Effect, will make your car look cool. You can also change the logo shadow to your own type. Laser Led-longer range and brighter than the normal light, very bright and visible at night.shuree