T4W standing and position light double blister 12V 4W BA9s Norma lamp produces high-quality car lamps. State-of-the-art production processes, high-quality raw materials and our qualified team ensure our high quality standard. We offer maximum quality according to ECE R37 with [E1] Germany for high reliability and safe driving. Computer-aided product design and development. Automated production lines. • Strengthened quality trolling system• Photometric, geometric, life tests and vibration laboratory measurements