Compact & rugged serviceable, reuseable gas detector. IP65/IP67 rated protection against water and dust ingress. Over-molded boot. One button operation. Large backlit display. Loud alarm. Top & front mounted bright LED alarm light. Translucent case option for enhanced alarm visibility. Optional built-in vibrating alarm. Exceeds IEC 6100-4-3 for level 3 RFI immunity specifications. Up to 9000 hour battery life.