Features: 1. The measuring range of this PH tester is 0.00~14.00 PH, 0.01 PH resolution, accuracy ±0.1PH, to meet your various needs. 2. The product is made of high quality plastic material, lightweight and durable, long lasting performance, and easy to carry. 3. This digital PH meter with automatic temperature compensation, has accurate test results and is very suitable for home or laboratory use. 4. This acidity meter measures quickly and efficiently. It is easy to operate, so you can use it with confidence. 5. It is widely used to test water, soil, swimming pools, aquariums, spas, hydroponics, food, beverages, and beer, etc. Specification: Item Type: PH Tester Material: Plastic Range: 0.00~14.00PH Resolution: 0.01PH Accuracy: ±0.1PH Battery: 4 x 1.5V button battery (Battery Not Included) Temperature Compensation: 0℃~50℃ Working Temperature: 0℃~50℃ Product Size: Approx. 151 x 33 x 20 mm / 5.9 x 1.3 x 0.8 in Application: Suitable for household drinks, swimming pools, soil, aquarium water Weight: Approx. 113g / 4oz Color: Red Package List: 1 x PH Tester (Battery Not Included) 1 x Screwdriver 1 x Manual Features Wide measuring range of 0.00~14.00 PH, with 0.01 PH resolution, ensuring accurate and precise results for various applications. Made with high-quality plastic material, lightweight and durable, providing long-lasting performance and easy portability. Automatic temperature compensation feature for reliable and precise measurements, making it perfect for both home and laboratory use. Fast and efficient acidity testing with easy operation, allowing you to confidently use it for your testing needs. Versatile application in testing water, soil, swimming pools, aquariums, spas, hydroponics, food, beverages, and beer, among others.