... resolution:0.01 pH; LCD:shows both pH and temp.; Automatic Temperature Compensation. FEATURES * Range: 0 to 14.00 pH* LCD ... for wide applications, such as aquarium, beverage, fish hatcheries, food processing, photography, laboratory, quality control, school & colleges, swimming pools, water conditions ... mm * Meter with pH electrode.Weight82 g (included electrode). hot sell MINI pH meter