Smart pH/EC/TDS combined meter , range: 0.00 – 14.00 ph, 0 – 4000 ppm, 0.00 – 6.00 mS/cm, accuracy ±0.20 pH and ±2% full scale for EC and TDS. Supplied with SE600 combination electrode, a 9V battery, a 20 mL sachet buffer solution of pH 7.01, 1500 ppm and 1.413 µS/cm.
