Description This is a portable water quality tester pen with simple appearance design. Made of material, durable for long-lasting use. Use it to test the water and making your drinking safer. Compact size, easy to hold and use. Clear and simple display, easy to read the result. Powered by battery, waterproof structure. Features -Color:White -Material:Plastic -Size:15.00X2.60X1.60cm or 5.89X1.02X0.63in -Measuring range: 0-9990ppm. -Time range: 0-45 . -Exact value: 2 percent . -Note: Button battery is included. -Made of plastic materials, safe and durable, you can use it with confidence. -Suitable for various water quality tests of drinking water, aquarium, swimming pools and spas, ponds, hot spring water, field water, etc. -This test pen is easy to test, help you easily know your water quality in main indicator. -Portable size and easy to carry out. You can take it everywhere, which can give you a great usage experience. -Designed specifically for water quality testing, use it to test whether the water is healthy and make your drinking safer.Packing list1 x Water Quality Tester Note: 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.