[Easy to use] Know the water quality in 5 seconds, accurately and quickly. Just press a button, the pH meter can perform a quick measurement, and the value can be read when the value is stable. Do not use colorful cards or messy test papers. [Accuracy] The range of pH meter values is 0.00-14.00 (PH) [Durable type] The pH tester has an automatic calibration function. No need to worry about the temperature of the test liquid anymore, because the pH meter has automatic temperature compensation and is very durable. Exquisite and portableSmall and light, it is convenient to carry it. put in your pocket when you go out. It is packed in a PP plastic shell, which is small and exquisite. [Application]: Very suitable for home or laboratory use. It is widely used to test the pH value of drinking water, swimming pools, aquariums, hydroponics, laboratory pH test applications, etc. Different liquids have different measurement results. Color: yellow black Size: 15.5 x 3.1 x 1.8 cm. Package quantity: 1 pcs