Simple 1-button operation

Measures up to 4 gases:

* CH4 – Methane (LEL)

* O2 – Oxygen

* CO – Carbon Monoxide

* H2S – Hydrogen Sulphide

Other flammable gases, available on request

Audible, visual and vibrating alarms

Internal pump (optional)

Lightweight yet robust construction

Sensor integrity checking

Ease of maintenance