Features: Brand new and high quality Discover the AVR Open Source PH Meter Shield Adapter Development Starter Kit AVR a convenient and practical solution for measuring PH levels with your projects. This PH meter shield adapter features an onboard power light, BNC interface, and PH2.0 interface, making it easy to use and integrate into your setup. Designed enthusiasts and developers, this shield adapter is perfect for DIY electronics projects and educational purposes. Whether you're testing water quality or monitoring acidity levels in aquaculture, this PH meter shield adapter provides accurate and reliable measurements. Experience the convenience of measuring PH with the AVR Open Source PH Meter Shield Adapter Development Starter Kit AVR. Get precise results in just minutes! Specifications: Material: PCB Package Includes: 1PC PH Sensor note: Please allow 0-1cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!