It can be used normally at about MINUS 40 degrees Celsius, and the LED lamp can still be used normally in the extremely cold climate of MINUS 40 degrees Celsius. Compared with the traditional high-pressure sodium lamp, it saves more than 60% energy, has relatively stable performance and low repair rate. Osram is a German brand and a world-famous brand, which will not be bad in three to five years. Osram products are mainly suitable for automobile taillights, fog lights and daytime running lights. As one of the most innovative lighting companies in the world, OSRAM has a number of world-leading patents.