1. Designed for vehicles like bus, tram, electric cars, etc. 2. Made of aluminum alloy and PC. Features: High/ Low-temperature resistant; Stress/ Vibration resistant; Flame retardant; etc 3. Excellent in shape; Easy to install and uninstall; 4. Soft and well-proportioned lighting. 5. Energy-saving and environmental friendly 6. The length, the number of the light tubes and the specifications can be customized to meet your requirement.