Portable Digital LCD TDS-3 Drinking Water Meter, Water Quality Tester Pen with Temperature and PPM Measurement, Water Purity Tester 0-9990 PPM, Suitable for Drinking Water and Hydroponic Cultures (Doe

Product Information: Function: Test the quality of different water sources, ensuring you enjoy the best water quality and temperature. (Cannot test pH or the specific value of a substance dissolved in the water.) Hold Function: Saves measurements for easy reading and recording. Auto Function: Turns off the device after 10 minutes of inactivity to save battery power. Dual Range: Measures from 0 to 999 ppm with a resolution of 1 ppm. From 1,000 to 9,900 ppm, the resolution is 10 ppm. Suitable for: This item can be used in water purifiers and filters, monitoring the quality of food (vegetables, fruits) and beverages, swimming pools, spas, aquariums, and hydroponics. Specification: The operating temperature range is 0 to 50°C. Hold function for convenient reading and recording. Can accurately test water purity at any time. at home. Turn off the device after 10 minutes of non-use to conserve battery power. Pressing the "TEMP" button toggles the thermometer between Fahrenheit and Celsius. Applications: water laboratories, CDC, aquaculture, hospitals, swimming pools, tap water quality testing. Please refer to the standard below for water testing. 0 ~ 50 ppm --------- High purity water. 50 ~ 100 ppm --------- Pure water. 100 ~ 300 ppm --------- General pure water. 300 ~ 600 ppm --------- Water will be hard. 600 ~ 1000 ppm --------- Water will taste bad. Above 1000 ppm --------- Water is not potable. Specifications: Net weight: 50 g Accuracy: ± 2% Test range: 0-999 ppm Battery: 1.5V * 2 (button cell batteries) Temperature accuracy: ± 0.1℃ Size: 156 × 30 × 20 mm Package contents: 1 × TDS measuring device 1 leather case 1 manual The manual is in Chinese and English. If you need the manual in French, please contact me. Caution: The screen only displays three digits. When the measured results are greater than 999 ppm, the display will show "xxx * 10". For example, "2000" will be displayed as "200 * 10". Specifications Length: 10 cm Width: 10 cm Height: 10 cm Weight: 0.1 kg Quantity per pack: 1 item(s) See all Learn more