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Professional Water Quality Tester Portable Water Quality Testing Pen (White)

<ul><li>Made of high-performance plastic material, professional and durable, not easily damaged</li><li>Efficient waterproof, can help you quickly test water quality and distinguish drinking water</li><li>The design is reasonable, compact and portable, and can be carried with you to test the water quality anytime and anywhere</li><li>You can use it to test the purity of drinking water to ensure your drinking water is safe</li><li>It has a wide range of uses and is suitable for all kinds of hydroponics, swimming pools and spas, aquariums, etc</li></ul>

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Description  This is a water quality test pen made of plastic material. It has a reasonable design and practical functions. You can use it to test the water quality and identify whether your drinking water is safe. Fine workmanship, small size, easy to hold and use, will bring you a better experience.  Features  -Color: White. -Material: Plastic. -Size: About&nbsp;15.00X2.00X0.90cm/5.89X0.79X0.35inch. -Measuring range: 0-9990ppm. -Error range: ±2%-3%. -Battery specification: button battery (included), 3V (CR1225). -Resolution: 1ppm. -Working temperature: 0℃-60℃. -Made of high-performance plastic material, professional and durable, not easily damaged. -Efficient waterproof, can help you quickly test water quality and distinguish drinking water. -The design is reasonable, compact and portable, and can be carried with you to test the water quality anytime and anywhere. -You can use it to test the purity of drinking water to ensure your drinking water is safe. -It has a wide range of uses and is suitable for all kinds of hydroponics, swimming pools and spas, aquariums, etc.