... have done aging test, You can be assured! ♦ How to installation? 1)Socket with AB glue for insulation and heat condustion 2)Light ... first, service-oriented, sincere cooperation with customers, in good faith and common development, and quality to create the future Celsius. ♦ If ... the driver failed or the light have something wrong , how to do? ♣ We Warranty 3 years, Lifelong maintenance! 1). If ...