Digital pH Meter, pH Water Test Kit for Home, Pen Type Water Quality Tester with Product description:PH Water Meter: This digital pH water meter is a small but powerful tool to ensure that the water has a perfect pH balance, which is good to use at home, laboratory, and outdoors such as drinking water, beer, swimming pools, fish tanks, aquariums, hydroponics, spas, etc.Instant and Accurate - Whether you're experienced in liquid testing or not, the Sensitive Glass Electrode pH Tester can help you get a stable and accurate reading quickly (accuracy within 0.02 pH). Simply remove the protective cap from the pH meter, immerse it in water and press "ON", you can get a reading in seconds.Stable Test Result: With Automatic Temperature Compensation (ATC) design, the digital pH meter can accurately determine the pH value of the sample liquid at any temperature in the range of 32.0 F to 176.0 F. There is an automatic calibration button on the pH tester, along with 3 packets of pH buffer powder, which is for calibrating the pH meter after frequent use.EASY TO CARRY - The pH water tester is ultra-portable (like a pen) size and light weight (1.8 oz) for easy travel and storage. In addition to the built-in button cell batteries that support at least a year of frequent use, the water tester is also designed with a 2-minute auto shut-off function to save battery life. It helps you test the water wherever you go.What You Get: 1 Digital pH Meter, 3 pH Buffer Powder Packs, 1 Carrying Case, 1 User Manual (Spanish language not guaranteed). Product Specifications:Measurement range: 0.00 to 14.00 pH.Resolution: 0.01 pH.Accuracy: 0.02 pH. Product content: 1 x Water quality tester