Features This PH detection probe is sensitive and the PH value test is accurate. Professional industrial manufacturing ensures you better quality products, you can buy it easily. This pH sensor probe is easy to operate, has high measurement accuracy and simple operation. The PH test value of this sensor probe is wide and the measurement range is 0-14PH. The PH electrode probe is accurate and reliable and can give almost instant readings. Specification: Item Type: PH Probe Material: ABS Heating voltage: 5±0.2V (AC/DC) Operating current: 5-10mA Detection concentration range: PH0-14 Temperature sensing range: 0-80℃ Output: Analog voltage signal output Response time: 5S Stable time: 60S Power consumption: 0.5W Operating temperature: -10 ~ 50 ℃ (rated temperature 20 ℃) Working humidity: 95% RH (rated humidity 65% RH) Package list: 1 x Probe Package List 1 x Step‑up Module