A continuously running, maintenance-free Oxygen, Combustible Gas, Hydrogen Sulfide and Carbon Monoxide multi-gas detector. Able to stay on continuously for 2 years with no charging, no battery replacements, and no need for calibration or sensor replacement.

• Durable, compact, ergonomic and wearable
• Simple one button user friendly operation
• Real time gas concentration readings shown on LCD
• Tested to last in extreme environments