Product Name: DFRobot : Analog TDS Sensor/Meter for Arduino Brand: DFRobot
𝐅𝐄𝐀𝐓𝐔𝐑𝐄𝐒: Wide Voltage Input: 3.3~5.5V Good Compatibility Output: 0~2.3V analog signal output, compatible with 5V or 3.3V controller AC Excitation Source: effectively prevent probe from polarization Waterproof Probe Easy to Use: Arduino compatible, simple connection, plug and play without soldering