Feature 12 super-bright LEDs3M double-sided tape for easy mountingWork with any 12V DC system with no load equalizer or resistors requiredNon-sequential light bars have dual-intensity capability and can be used as running, brake, and turn when used in conjunction with a Custom Dynamics controller; your choice of flashing or non-flashing brake alertSequential light bar features "Knight Rider" side-to-side sequencing in running light mode and a flashing brake alertSequential LED turn signal light bars will work with flashers that flash between 60-120 times per second, the standard DOT rate; perfect for auxiliary turn signals, mounts to saddle bags or trike fenders