HortiStick 3-in-1 Multimeter

The HortiStick 3-in-1 brings the best of technology into one sleek meter. It combines the measurement of the three most crucial parameters needed for a successful harvest: pH, Conductivity, and Temperature. Package content: 1x Main Unit, 1x Replaceable Probe, 1x Operations Manual, 4x AA Size Batteries.. Replaceable sensor for prolonged meter usage. Auto endpoint sensing & display lock. . Push button calibration with automatic shut-off. pH Range: 0-14.0, ppm Range: 0-1990, Temp range: 0-50?C . pH Resolution: 0.1pH, ppm Resolution: 10ppm, Temp. Resolution: 0.1?C . pH Accuracy: ?0.2, ppm Accuracy: ? 5% F.S., Temp. Accuracy 0.5?C . 1 year warranty.