I do not buy the wrong time, the two do not buy your fault. Ji 宁浩博 Mining Machinery Co., Ltd. in the "strong quality of the image outside," and "quality first, credit first" business purpose of implementing the principle of "relying on quality of survival, relying on the credibility of development" for our customers providing quality products and services, sincerely welcome new and old customers to visit the plant, business negotiations. You have any questions about the company and products need advice, please feel free to contact me. Let me take you to understand this product: {DGS18 / 127L (B) flameproof LED roadway lights} {LED roadway lights flameproof} {} {mine roadway lighting roadway lights} {DGS18 / 127L (B)} {mine roadway lights LED roadway lights} {mine ore production DGS18 / 127L (B) flameproof LED roadway lights with DGS18 / 127L (B) flameproof LED roadway lights My company specializes in roadway lights for DGS18 / 127L (B) flameproof LED roadway lighting design and selection is based on the appearance of fine, small size, light weight, easy to transport workers, simple structure the scope and purpose:. DGS18 / 127L (B) flameproof LED roadway lights applicable to a dangerous mine gas and coal dust explosion, the available parking lots, electrical caverns, center substation, roadway transportation, pumping stations and other places lighting purposes. This product is in accordance with GB3836-2000 "Electrical apparatus for explosive gas atmospheres" and MT221-2005 "coal mine explosion-proof lighting" and other relevant standards of design, manufacture, testing. Model and meaning: Main features: 1, using the latest materials and constant voltage constant current LED cold light source technology, environmental protection, energy efficient, saving about 80% than fluorescent lamps. 2, maintenance-free, long-life, LED light life of up to 50,000 hours. 3, wide operating voltage range, input voltage lighting can work within the range of 70-250V. 4, the lamp structure, unique, easy to open, the lamp housing using only the mouth three-chamber door QSP connections, wiring, replace the driver board or replace the light source, glass can be used alone operation is completed, installation and maintenance easier, fast and convenient . 5, lamp surface electrostatic spraying, strong adhesion, beautiful, strong corrosion resistance. The main technical parameters: Model proof mark Rated voltage V Rated Power W illumination Lx introduction of cable specifications mm Weight Kg Dimensions L × W × H DGS18 / 127L (B) ExdI 127 18 ≥10 φ7 ~ φ13 3.4 670 × 96 × 111 Architecture Overview : Lighting from the housing group, the housing group and the lower housing group composed of three parts. The housing group that has the terminals; each equipped with driver board and LED light source within the housing group; lower case group by glass, metal protective grille and lower shell composition; shell is made of aluminum alloy die-casting, machining made; three case groups using only the mouth QSP connection door installation among the various groups rotate 90 degrees to the housing; wiring, replace the driver board or replace the light source, without removing other components when the glass, just rotating the upper housing and the housing or the housing and the lower housing 90, can be separately, therefore installation and maintenance is extremely easy. These are the details of this product, if you have any questions, please call us or come visit our company. Haobo company has been adhering to: product quality, defect-free, customer service, no complaints. Haobo people have always believed: eliminate all substandard quality assurance of basic requirements. Company products are sold in Shandong, Guizhou, Xinjiang, Yunnan, Sichuan, Jiangsu, Guangxi, Inner Mongolia, Shaanxi, Shanxi, Liaoning, Hebei, Henan, Guangdong and other provinces in the country, sincerely welcome friends from all over the country to inquire business negotiations.