These heavy-duty explosion proof LED lights are designed for hazardous locations in which vapors and gases are present. They're Class 1 Div 2 rated for granaries, mills, mines, gas stations, airplane hangars, and environments where petrochemical vapors exist. The waterproof explosion-proof LED lights are durably constructed with fully-sealed, vibration-resistant housings to prevent the release of sparks. Not only will these lights increase safety, they will do so while lowering energy costs and increasing light output.