ขาย ❡TDS Water Quality Tester Purity Meter Filter Test Pen ราคาที่ดีที่สุด

This Digital TDS 3 Meter is for testing water quality. Use the TDS Meter to check the performance of your water filter. You can also check for hardness (1 grain = 17ppm).With this tester in hand, make sure you always drink pure water. Feature : - 100% Brand New and high-quality - Hold function: Saves measurements for convenient reading and recording - Auto-function: Turns off meter after 10 minutes of non-use to conserve batteries - Dual Range: Measures from 0-999 ppm, with a resolution of 1 ppm. From 1,000 to 9,900 ppm, the resolution is 10 ppm - Range: 0-9990 ppm - Accuracy: +/- 2% - Battery: 2 x 1.5V Button Cell Battery - Included How to use? 1.Remove the protecting cap, Turn the TDS meter on 2.Immerse the TDS meter electrode into the water/solution up to the maximum immersion level 3.Wait until the display stabilize, Press the hold button to save reading Note: 1. This item can be used in water purifiers and filters, food (vegetable, fruits) & drink quality monitoring, pools, spas, aquariums and hydroponics. 2. Do not drop the entire TDS meter in water or dip beyond the maximum immersion level (approximately 2" - refer to manual for further information). This unit is not water- tight and will be damaged if water enters the unit. Package Included: 1 x TDS 3 Digital Meter 1 x Black Leather Case 1 x User Manual