FEATURES
Dissolved Oxygen Probe：
1. Galvanic probe, no need polarization time
2. Filling solution and membrane cap is replaceable, low maintenance cost

Signal Converter Board：
1. 3.3~5.5V wide-range power supply, compatible with most Arduino microcontroller
2. 0~3.0V analog output, compatible with all microcontrollers with ADC function.
3. Gravity interface, plug and play, easy to use