Page 9 of 24 V2.0• Position Sensitivity: None• Expected Sensor Life: 5 years in non-corrosive environment.• Display Unit: ppm (4 digit LCD) or mg/m3• Memory: Up to 500 sets of data• Interface: USB (Window XP/7/8 compatible)• Power: Rechargeable Lithium ion battery (3.7V/1200mAh); AC charger 100~240VAC to 5VDC/1A• Dimension: 80 (W) 157 (H) 45 (D) mm• Weight: Less than 240 grams• Environmental Condition: Operating: 0 ~ 40C, 15% ~ 90%RH; Storage: -20 ~ 50C,<90%RH• Standard accessories: AC charger, USB cable, CD with data download software anduser manual• Optional accessories: Digital pressure, temperature, and humidity sensor probe1.3 Sensor cross sensitivity dataChemicals Cross SensitivityEthanol (C2H6O) 45%Sulfur Dioxide (SO2) 12%Phenol (C6H6O) 7%Carbon Monoxide (CO) 1%Hydrogen Gas (H2) 0.1%Chlorine Gas(Cl2) -3%Acetone (C3H6O), Ammonia (NH3), CO2, slow H2O vapor have no response;C2H4, H2S, NO, and NO2 have no data.