Adjustable Electronic LED Flasher Relay for Car Turn Signals Blinker Light 3-Pin Adjustable LED Flasher Relay for Car Turn Signal Blinker Light 3-Pin. Unlike conventional LED flashers, this flasher is speed adjustable. Turn signal flasher relay, E.L.B Type, 3-Pin. Dimensions: 5cm x 3cm x 3cm Rating: 12.8V, 0.1W-150W.c / m