1. Wide voltage operation: 3.3~5.5V<br>2. 0~2.3V analog signal output, compatible with 5V, 3.3V two control systems<br>3. The excitation source is an AC signal, effectively preventing probe polarization<br>4. Waterproof probe for long-term immersion in water<br>5. compatible, easy to connect, plug and play, no soldering required<br><br>Input voltage: 3.3~5.5V<br>Output signal: 0~2.3V<br>Working current: 3~6mA<br>TDS measurement range: 0~1000ppm<br>TDS measurement accuracy: ±10% F.S. (25Celsius)<br>Module interface: XH2.54-3P<br>Electrode interface: XH2.54-2P<br>Number of probes: 2<br>Connection interface: XH2.54-2P<br>Other: Waterproof probe<br>Colour:Black+white<br>Material:plastic<br>Size:42x32mm<br>Overall length: 83cm<br><br>Package Contents:<br>1 x TDS signal adapter board<br>1 x Waterproof TDS probe<br>1 x Analog sensor line<br><br>Only the above package content, other products are not included.<br>Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.