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> 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> Package Contents:<br> 1 x TDS signal adapter board<br> 1 x Waterproof TDS probe<br> 1 x Analog sensor line<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.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store