DescriptionThis item is made of premium material, which is safe and practical to use. The pH level test strips are especially designed for testing alkaline or acid level of any liquid suchas water, urine and ect. Its pH level ranges from 1 to 14, which perfectly suits for most tests.Features-Color: As shown. - Material: Paper. - Made of high quality, you can get an accurate result in a half second. - Wide pH level range, which suits for most tests. - Used to test any liquid such aswater, urine and ect. - With standard color reference on its package, it is easy to get your result. - Cost-effective, convenient and portable.