... energy saving more than 50% compared with fluorescent ex-proof lamp. *Explosion proof housing for security required area. *Auto recharged lithium ... eyes. *Good color rendering, vivid colors under our LED lamp. *Patented LED package technology and housing design. *3 years warranty. ... power and other applications. Universal Petrol Station 20W LED explosion proof Light (3/5 Year Warranty, TUV, CE, RoHS)