Description: EP29 LED Electronic Flasher Relay is for the turn signal blinker lights. Please note that this LED flash will only fix the LED bulb's hyper flash issue, not the wattage lower than stock bulb related "bulb out" warning message on dashboard. This relay operates at 12V with a simple plug and play installation. for various Cadillac, Chevrolet, GMC and Oldsmobile vehicles from 1996 to 2005. Specification: Size: Approx. 37*30mm/1.5*1.2 Inch Material: Plastic+Metal Package Includes: 1 Piece Relay