Turn signal relay for LED lamps. This relay is made in a separate housing and is designed to replace a failed relay or to be installed on a vehicle that does not have a standard relay. It is used on cars, motorcycles, scooters, bicycles. Anywhere where 12 volt power can be provided. The relay can switch power from 0.1 to 150 watts, depending on how many LEDs you connect to it. The flashing frequency is adjustable over a wide range.