ELECFREAKS Octopus Analog PH Sensor

The pH Sensor Electronic Building Block (EF04099) features a professional-grade BNC connector and wide 0-14 pH measurement range with ±0.3pH accuracy, enabling precise detection of liquid acidity and alkalinity. Its foolproof three-wire port design and 3V-5.5V compatibility ensure hassle-free integration with micro:bit and educational platforms, allowing students and makers to conduct reliable water quality experiments without complex setup. Perfect for STEM education and environmental monitoring projects, this sensor delivers laboratory-quality results with simple plug-and-play operation.