Designed to prevent hyper flashing turn signals due to lower load of LED turn signals. This unit is in a 100% solid state with thermal protection and produces absolutely no heat. Fits all 1990-Up Harley Davidson models except '11-Up Softail, '12-Up Dyna, and ALL '14-Up Models. Compatible with all CyronMotor LED turn signals, custom LEDs, and halogens. Wire tabs are included for hardwiring.