... WE have led street light,led flood light,led high bay light,led tunnel light,outdoor led spot light,mobile led flood light,led mine cap light,led explosion-proof light etc.Our ... corrosion-proof silicone ring for dustproof and waterproof; cool light source (LED) for anti-explosion (safe for gas station etc ... If driver failed,we'll send new driver; 2).If LED failed,we'll send new LED; 3).Unclear reason,we ...