EX-TEC Combi 2 device Gas leak detector and oxygen detector It is a measurement and warning system to monitor the presence of methane (natural gas) and oxygen gases. This system is designed for use in hazardous environments and has specific safety standards. This device can measure methane concentration in the range of 0 to 4.40% and oxygen in the range of 0 to 25%. If the concentration of methane increases to more than 20% and oxygen decreases to below 18%, the sound alarm is activated. Key features - **Warning system:** The device automatically warns in the presence of dangerous gases and can take samples through diffusion or pump. - **Usage:** This device is suitable for use in industrial environments, workshops and places with the possibility of natural gas leakage and can prevent accidents caused by explosions. - Power supply: EX-TEC Combi 2 uses a rechargeable battery that can be kept charged when not in use to prevent self-discharge.