Ensure accurate pH testing with this water quality testing equipment. No need to worry about liquid temperature fluctuations as this pH meter accurately determines pH levels from 0 Celsius degree to 60 Celsius degree. The high-precision algorithm chip and sensitive probe provide quick and precise results within the full 0-14ph range with a resolution of 0.01. This 4-in-1 pH meter also measures EC, TDS levels, and pH temperature in hydroponics for optimal nutrient absorption. The high-sensitivity glass probe and 3-point calibration method ensure accuracy. Suitable for various applications including hydroponic systems, drinking water, beer, wine, swimming pools, aquariums, and more. Keep your water balanced and healthy with this multifunctional pH meter. Item Name: PH Meter Material: ABS Battery: 4 x 1.5V Button Batteries(Battery Included) Range: 0-14pH Accuracy: 0.01 Features: Practical, Easy to Carry, Lightweight Size Details: L: 20cm/7.87", W: 7cm/2.76", H: 3cm/1.18" (Approx.) Notes: 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. Package Includes: 1 x PH Meter