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 2010-2013 FLTR Road glide and 2010-2013 FLHX Street glide models. 6-pin male-female plugs. Compatible with all CyronMotor LED turn signals, custom LEDs, and halogens. Plug and play makes for easy installation after removing the seat.