The Plasmaglow Night Raider LED Scanning Light Bar can be used as an addition to your security system or as a scanning third brake light. It is 15 inches long and features 30 micro-processor controlled LEDs for a fluid scanning motion you have to see to believe!Use it as a scanning security system status indicator on your dashboard or use it in your rear window as a high-visibility third brake light. The Night Raider Light Bar can be mounted anywhere inside your vehicle for a head-turning scanning effect! No security system is required.It features a simple 2-wire hookup, and installation, mounting hardware, and instructions are included.The Night Raider is availalbe in 6 different colors and boasts a lifetime warranty.