IECEx Ex 1a IIC, T4, Class 1 DIV 1&2, Zone 0/1/2. Cree XP-E LED, 323 Lumens. Aluminum heat sink to enhance LED efficiency. Special reflector for long-range lighting. IP-67, Tough and durable casing. High impact lens. Non-clip handle. Fastener prevents from switching on torch in hazardous places. Valve design for hydrogen gas release.