Good compressive strength and high safety are its main merits .High quality aluminum housing is reasonable design for heat elimination. It is easy to install, environment-friendly and high temperature resistant.100% items have to been passed the strict test for dust proof, water proof, burn-in, drop resistace. Our circuitry is designed in-house to be more powerful & efficient, and generate less heat. Our durable aluminum housings feature custom, over-sized heat sinks which keep the temperature down and allow our LED’s to run cooler and brighter. All our LED lights receive a high quality surface finish, a custom-molded rubber seal, and an unbreakable, scratch resistant lens. The Products is for different types, such as trucks, suvs, 4 x4 (4 wd), yacht, agricultural machinery, industrial machinery, hhttp://www.ledether.com/wp-admin/edit.php?post_type=producteavy machinery in various fields and so on.