GFG Multi-Gas Detector,CO/H2S/CH4/O2,Black

Multi-Gas Detector; Replaceable Battery Yes; Product Type Multi-Gas Detector; Display Screen Type LCD; Housing Color Black; Gas Detected Carbon Monoxide; Hydrogen Sulfide; Methane; Oxygen; Battery Size AA; Operating Humidity - Maximum 95 Percent; Rechargeable Battery Yes; Resistance Properties Water Resistant; Operating Humidity - Minimum 5 Percent; Sensor Type Catalytic; Electrochemical; Temperature Code T3; Accuracy -10 to +20 Percent; Alarm Setting Adjustable; Alarm Volume Level 103 dBA