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Product Description: Two-point button calibration, automatic recognition of pH standard buffer. Automatic temperature compensation ensures accurate measurement across the full range. Automatic power-off effectively saves battery energy. Replaceable electrode reduces instrument maintenance and usage costs. Fully waterproof performance ensures complete protection of the instrument in harsh environments. Suitable for soil, dough, etc. Powered by three large-capacity AAA batteries.
PH-90623 Waterproof Pen-Type Soil pH Meter Technical Specifications Model PH-90623 Measuring Range pH 0.00~14.00 pH Temp 0~50℃ Resolution pH 0.01 pH Temp 0.1℃ Accuracy pH ±0.02 pH Temp ±1℃ Automatic Temperature Compensation 0℃~50℃ Battery 3×1.5V (AAA Batteries) Operating Temperature 0℃~50℃ Calibration Automatic 2-point calibration Dimensions 250×48×36 mm Weight 140 g