1.Heating voltage: 5±0.2V (AC -• DC).

2.Working current: 5-10mA.

3.The detection concentration range: PH0-14.

4.The detection range of temperature: 0-80 centigrade.

5.The response time: ≤ 5S.

6.Stability time: ≤ 60S.

7.Power consumption: ≤ 0.5W.

8.The working temperature: -10~50 centigrade (the nominal temperature 20 centigrade).

9.Working humidity: 95%RH (nominal humidity 65%RH).

10.The output: analog voltage signal output.