Features [BNC Interface] With a user friendly BNC interface, the PH electrode probe can be quickly and easily connected, facilitating seamless operation. [Unique Design] Utilizing composite electrode technology, this probe offers an extended electrode lifespan while improving performance stability and reliability. [Convenient Charging] Designed with a rechargeable battery, the PH probe allows for quick and convenient battery replacement, extending the overall usage time. [Reliable Performance] With a response time of ≤5S and a stable time of ≤60S, this PH electrode probe provides reliable and accurate results with low power consumption. [Versatile Application] Suitable for various fields including laboratories, schools, workshops, and more, meeting PH testing requirements in different environments. Specification: Item Type: PH Electrode Probe Material: ABS Heating Voltage: 5±0.2V (AC DC) Working Current: 5±10mA Detection Concentration Range: PH0-14 Temperature Detection Range: 0-80℃ Response Time: ≤5S Stable Time: ≤60S Power Consumption: ≤0.5W Working Temperature: -10℃ to 50℃ (nominal temperature 20℃) Working Humidity: 95% RH (nominal humidity 65% RH) Service Life: 3 years Output: Analog voltage signal output Package List:1 x PH Electrode Probe1 x PH Solution Package List 1 x PH Electrode Probe 1 x PH Solution