V2Pure In-line TDS Meter

TDS Monitor                                                                                                                                                                                             In-line digital TDS monitor which measures and provides a
   highly accurate ‘real-time’ display of total dissolved solids
   levels before AND after water passes through the RO system,
   providing a visual indicator of its performance.
•  ‘Real-time’ calculation of TDS removal rate with a removal rate
   indicator.  When the TDS removal rate is above 80% the LED
   glows green and when the TDS removal rate drops below
   80% the LED glows red.
•  Dual, 3 digit LCD display.
•  Easy to use with quick-connect fittings for simple installation.
•  1 x long-life 3v lithium battery (CR2032) included.                                                                                                                      Specifications
•  Detection Range: 0-999 ppm
•  Sensitivity: 1 ppm
•  Accuracy: ±2%                             
•   Weight 25g
•  Dimensions: 100 mm (L)
   x 8 mm (W) x 40mm (H)