Crafted for precision and reliability, the Arduino EC sensor by MKRian sensors is an excellent choice for your electronic projects. This solid-state sensor is designed to measure electrical conductivity, offering a stable and accurate voltage output that is compatible with a variety of through-hole mounting techniques. The sensor features a durable cable termination, ensuring a secure connection for your DC power applications. Whether you're a hobbyist or a professional, this sensor is a versatile component that integrates seamlessly into your Arduino setups, enhancing your project's sensitivity and functionality. Works with Arduino or other ADC. Spec Range: 0-3000uS +/- 2% Power: 5v-12v Output: 0-5v Calibration: Trim pot Connections: 5 pins (two for sensor and three for power and output.) Requires 2 electrode conductivity sensor connected to it(not included)