... :IP44•Materials:6063 AL +PC cover •Lifespan:> 30000Hours. •Working environment:Indoor usage, -25°C~45°C,10%~90%.Certification: CE , RoHS ... resistance,good toughness, no cracking3,aluminum plateAdding sufficient thermal grease, Welding points enough, fastness3, PackageUsing high hardness, extra-thick, strong packaging ...