Our company is Senben lighting co.,ltd. we are one of the biggest manufacturer of LED explosion-proof lights and tri-proof lights about 15years. including:LED flood lightsLED high bay lightsLED factory lightsLED street lightsLED low bay lights LED linear lightsinduction lightsWe pass certifications like ATEX,IECEx, CE,CB,IECEE,CCC,CQC,ISO9001,ISO14001,OHSMS...etc. you have 5years warranty from us.