Description 1Made of high-quality materials, it is durable and practical 2With a data display, the readings are convenient, clear and accurate 3The water quality monitoring has high precision, accurate measurement data and simple and convenient use 4Small size, light weight and easy to carry 5Applicable to swimming pools, water plant laboratories, disease control centers, aquaculture, hospitals and other placesFeatures: Made of high-quality materials, it is durable and practical.With a data display, the readings are convenient, clear and accurate.The water quality monitoring has high precision, accurate measurement data and simple and convenient use.Small size, light weight and easy to carry.Applicable to swimming pools, water plant laboratories, disease control centers, aquaculture, hospitals and other places. Specifications: Condition: Material: Plastic Plug: EU Plug, US Plug (Optional) Measuring Range: pH: 0.00-14.00pH TDS: 0.00-19.99ppt Accuracy: pH: 0.1pH TDS: 2 percent F.S Resolution: pH: 0.01pH TDS: 0.01ppt Temperature Compensation: 0C-50C Operating Temperature: 0C-50C Power Supply: DC 6V (Usable Power adapter) or 4 x AC battery (Battery not included) Weight: Approx. 404g or 14.3oz Size: Approx. 75x55x28mm or 3x2.2x1.1in Package list: 1 x PH or TDS Meter (Battery not included) 1 x Instruction Manual 1 x Adapter 1 x Probe 1 x Bracket Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.