1. LED Light for Semi Truck,trailer 2. 3 Diodes,12V/24V 3. Epoxy sealed side marker 4. Dia. 2.5" 5.DOT,SAE,ECE approval Emark 2.5" LED Round Marker Light for Semi Truck,Trailer,Bus 3 pcs super bright led.Function as side marker & rear position lamp. Long life span up to 100,000 hours.Epoxy sealed, 100% waterproof.Also available in 24V or 12V single voltage. Part No.DescriptionInput VoltageNumber. ...