Retail Digital pH Meter, TDS & EC Pen for Water, with PH Moisture Test for Water, Wide Application for Home, Garden, Lawn[0.01 Precision PH Meter] Handheld PH Meter for Water has built-in high-sensitivity glass electrodes, which can quickly sense and test the PH in the liquid. The electronic design of the screen helps to read the data quickly. PH Measurement Range: 0 - 14PH, Accuracy: Fast and Reliable - Double needle detection technology greatly improves the speed and accuracy of soil moisture and pH acidity detection and analysis, sensitively detect soil changes. Easy to use and carry - No batteries required, just insert the sensor probe into about 2-4 inches of soil and turn the switch to get the test results of plant moisture, pH and sunlight. Large and clear dial, including ten pitches, plug and read. Widely Used Plant Accessories-The ph digital tester is suitable for home garden breeding, rice planting, vegetable planting, forest planting, succulent soil, potted plants, flower planting, greenhouse planting, garden planting, soil testing, etc., to meet all your soil testing needs. Important Tips-1. Do not use a moisture meter To test very hard soil; 2. Do not use the soil gauge To test water or other liquids; 3. After using the water meter, wipe the probe clean, do not affect the accuracy of the next use. Color: White+Blue+Green Material: ABS Package Content: 1 Set * ph TesterOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.