Fydun TDS Meter Digital Water Tester Sensitive Accurate 0 to 9990ppm Portable Digital Water Testing Pen for Drinking Water, Aquariums and More

LARGE RANGE: TDS meter, 0-9990PPM range, wider range of use (X10 is displayed in the upper right corner of the screen when it is greater than 999). Suitable for domestic water, swimming pools, aquaculture, etc. TDS refers to total dissolved solids, the higher the TDS value, the more contained in the water. Easy to measure water quality and drink healthier water., SENSITIVE AND ACCURATE: This TDS water tester uses alloy probe, which is more sensitive and more accurate test. Mini size, easy to carry, test the purity of water anytime, anywhere., SMART: The digital TDS meter supports one key lock, after the value is stable, press HOLD to lock the value. Automatic shutdown for 5 minutes without any operation to extend the battery life., EASY TO OPERATE: TDS test pen uses simple button operation, 3 seconds quick test, fast and accurate. Power on and ready to use, durable after tens of thousands of tests. Clear display, easy to read data. Easy to use, small size, light weight, easy to carry and use., SERVICE: We take responsibility for our products and believe in their quality. Professional features and high reliability bring you a different experience and ensure the satisfaction of every customer. If you have any questions about our products, we will be ready to answer them for you.

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