Scope: 1 and Zone 2 hazardous locations; for ⅡA, ⅡB, ⅡC explosive atmosphere; Suitable for explosive gas mixture temperature: T1 ~ T4; widely used in petroleum, practicing oil, chemical, military, medicine and other hazardous environments and offshore oil platform, oil tankers and other dangerous places to work and scene lighting purposes. Features: aluminum alloy shell, surface spray; beautiful appearance, simple structure, easy to install; Lamps with professional thermal design structure to ensure the long-life operation of LED lamps; glass lenses using a special glass, can withstand more than 7J impact High intensity; steel pipe or cable wiring; we need to be able to provide proof junction box. Technical Data: Standard: GB3836.1-2000, GB3836.2-2000, IEC60079; proof mark: Exe IIT4 / T6 Rated voltage: 220V standard configuration Power Rating: equipped with 40W, 50W, 60W, 70W light source: LED appearance size :( length X width X height) 330X230X215mm (without stand) protection and other extreme: IP65 intakes Specifications: G3 / 4 "Quality Assurance: Products in strict accordance with ISO9001: 2000 international quality management system standards for quality control to ensure high quality to the national standard, fully meet the design requirements, the product of 3-year warranty (light 3-year warranty). Within 7 years from the date of purchase, under normal use of any failure by the company responsible for maintenance free.