Product Description: This is a Digital TDS Meter Tester, For Test the Filter Water Quality Purity, Check the performance of your water filter, Check for hardness (1grain=17ppm), Make sure you always drink pure water! Features: . This item can be used in: water purifiers and filters, food (vegetable, fruits) & drink quality monitoring, pools and spas, aquariums, hydroponics . Hold function: Saves measurements for convenient reading and recording . Auto-off function: Turns off meter after 10 minutes of non-use to conserve batteries . Dual Range: Measures form 0-999ppm, with a resolution of 1ppm . From 1,000 to 9,990ppm, the resolution is 10ppm, indicated by drinking x 10image, Factory calibrated . Rang:0-9990ppm . Accuracy: +/-2% . Battery: 2 x 1.5V Button Cell battery (NOT included) Note: Do not drop the entire TDS meter in water of dip beyond the maximum immersion level . This unit is not water-tight and is not covered under the warranty if water enters the unit. Specifications: 。 Item size:155mm x 28mm x 15mm 。 Weight: 68g 。 Package Included: 1 x TDS Meter Tester
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