ORBIT Series – Truck Multifunctional Lighthead,Integrated of warning and STTOrbit Series integrates Stop-Tail-Turn (STT) signal light, enhancing ambulance signaling for better communication with nearby vehicles. The lighthead combining warning, STT, reverse, and side indicator/clearance lights. Universally fitting, chromed bezel available. ORBIT Series – Truck Multifunctional Lighthead,Integrated of warning and STTOrbit Series integrates Stop-Tail-Turn (STT) signal light, enhancing ambulance signaling for better communication with nearby vehicles. The lighthead combining warning, STT, reverse, and side indicator/clearance lights. Universally fitting, chromed bezel available. Learn More