... gradeIP65 Temperature range-40 ° C to 65 ° C (catalytic combustion) | -40 °C ~ 65 °C (electrochemical, non-long-term) Humidity range10 ... ~ 95% RH (without condensation Lu)Pressure range86 ~ 106KPa Storage Temperature-40 °C ~ +65 °CTransmission ... vapor, and more water droplets ≥ 95% RH (relative humidity);4, the temperature at -40 °C or 65 °C place; 5, ...