Aqua Master Tools Replaceable EC/CF/PPM Electrode Probe – P700Product Code: K4151 Replacement EC/CF/PPM probe for the Aqua Master Tools Combo Meter Pro 2 P700. Ensures precise measurements of electrical conductivity, conductivity factor, and total dissolved solids (PPM) to maintain your meter’s accuracy. Features: Aqua Master Tools Replaceable EC/CF/PPM Electrode Probe – P700Product Code: K4151 Replacement EC/CF/PPM probe for the Aqua Master Tools Combo Meter Pro 2 P700. Ensures precise measurements of electrical conductivity, conductivity factor, and total dissolved solids (PPM) to maintain your meter’s accuracy. Features: Compatible with P700 Combo Meter Pro 2 Measures EC, CF, and PPM with high accuracy Quick, plug-and-play replacement Ideal for hydroponics, aquaponics, agriculture, and water testing Compatible with P700 Combo Meter Pro 2 Measures EC, CF, and PPM with high accuracy Quick, plug-and-play replacement Ideal for hydroponics, aquaponics, agriculture, and water testing