4" Clear / Amber 10 Diode Stop/Tail/Turn Light. Round, sealed waterproof LED lamp for Trucks, Trailers, RVs, Boats and Trailers. Light contains 10 Super Flux Diodes. Clear Lens / Amber Diodes. Very bright and very high quality!. No bulbs to replace - ever!. Use 90% less energy. Safe, dependable service. 100% Maintenance Free!. High impact polycarbonate lens and housing are sonically welded. Meet DOT FMVSS 108 requirements. Length: 4". Height: 7/8". Width: 4". 3 Prong Pigtails and 4" Grommets are required to mount and install these lights. All are for sell in our store.. Click HERE to buy Grommets and Pigtails.