Flintronic Water Quality Test TDS Meter, +/- 2% Reading Accuracy, TDS/Temp 2 in 1 Water Testers, for Household Drinking Water, Pool, Hydroponics, Aquarium

• 【2 in 1 TDS Meter】A very complete kit for checking the quality of your water, whether it's from a faucet, hot tub, homebrew, indoor soil growing, aquarium, hydroponics, or swimming pool. In addition, TDS tester pens are small in size, light in weight, and easy to carry when going out!
• 【High Accuracy】The measurement range is 0-999 ppm, with a resolution of 1 ppm. From 1,000 to 9,990 ppm, the resolution is 10 ppm, with +/- 2% high accuracy. The temperature measurement range is 0-99 degrees Celsius.
• 【Easy to Use】Just turn the TDS meter on and stir water gently, press the "HOLD" button, and stabilized readings will be auto-locked on the LCD in 10–30 seconds. The meter automatically turns off to conserve batteries if it is not operated for more than 5 minutes.
• 【Mode switching】 You can switch between TDS and temperature by clicking the "TEMP" button. The water quality pen has a hold function that stores measured values for easy reading and logging.
• 【Wide Application】You will get: 1 TDS meter tester, 2 batteries, and instructions. Suitable for home and laboratory water quality testing, including drinking water, plating baths, aquarium water, swimming pool water, well water, deep diving, aquaculture, food processing, and more.

Product description Flintronic Digital TDS Meter Tester, for testing the Filter Water Quality Purity, checking the performance of your water filter, check for hardness (1grain=17ppm), make sure you always drink pure water ! How to use: -Remove the protective cap,and turn on the TDS Meter on. -Immersing the meter into the water or solution up to the maximum immersion level. The height of solution should not exceed 4cm(from the pen point). -The value of TDS will be fixed on the display between 10-30 seconds. Hold down the" hold" key to lock the value. -Wiping the remaining water of the pen with cloth after you finish and re-cover the pen cap. Specifications : -Material: ABS -Color : Beige -Weight：43g -Item size :155*30*22mm List of packages: -TDS Meter Tester*1 -User Manual*1 -LR44 button cell*2 Notices: -Please don't drop the entire TDS meter in the water or dip beyond the maximum immersion level. -Please don't store the TDS under the high temperament direct sunlight. -Please avoid to strike, press weighty and fall down. Directions Remove the protective cap and turn on the TDS Meter. Immerse the meter into the water or solution up to the maximum immersion level. The value of TDS will be fixed on the display between 10-30 seconds. Hold down the 'hold' key to lock the value. Wiping the remaining water of the pen with cloth after you finish and re-cover the pen cap.