The 381-A11W car LED bulbs series comply with the photometric requirement for ECE R7 and R50 lamps light pattern. We are proud of our unique optical technology compliance with ECE vehicle regulation for LED car bulbs. This high grade series of LED car bulbs differentiate our products from others. The car lamps are built-in with Seoul Semiconductor high power LED. Besides, the 381-A1 1W car LED bulb is built-in with a superior lens which enhances the lighting quality effectively. The 381-A1 1W car LED bulb series are available for both 1156 and 1157 types. The 1156/1157 car bulbs are widely used for tail lights, brake light, turn light, trailer indicator, park light, motorcycle tail light, marine light, anchor bulb, masthead light, camping light, navigation & cabin light in boats, and the interior lighting for various occasion., etc. The 381-A1 1W car bulbs are rugged, durable, and low power consumption. Long life for more than 30,000 Hrs. Energy effective and environment friendly. A wide selection of emitting colors is available for your needs.