MiniMeta Portable SO2 Gas Detector with Imported Electrochemical Sensor, 2-Year Standby & IP68 Waterproof

MiniMeta Portable Single Gas Detector Product Overview MiniMeta is a cost-effective portable single gas detector that meets global hazardous area safety standards. It is powered by a replaceable 3.6V non-rechargeable dry battery, delivering 2 years of standby without extra charging or calibration work. The sensor and battery can be swapped independently to extend service life. This SO2 version adopts an imported electrochemical sensor, with a measuring range of 0–100ppm, 0