[High Sensitivity] This pH detection probe is sensitive and the PH value test is accurate. [Measurement range] The sensor probe pH test value is very wide and the measurement range is of 0-14PH. [High Accuracy] The PH sensor probe is easy to use, has high measurement accuracy and simple operation. [Accurate and reliable] The PH electrode probe is accurate and reliable and can provide almost instant readings. [Professional Manufacturing] Professional industrial manufacturing guarantees to provide you with the best quality products, which you can easily purchase. Specification: Item Type: PH probe Material: ABS Heating voltage: 50.2V(AC or DC) Working Current: 5-10mA Detection concentration range: PH0-14 Output: analog voltage signal output Response time: 5S Stable time: 60S Power Consumption: 0.5W Working temperature: -10-50 (rated temperature 20) Working humidity: 95 percent RH (rated humidity 65 percent RH) Package List: 1 x Probe