Yieryi 4 in 1 TDS PH Meter PH/TDS/EC/Temperature Digital Water Quality Monitor Tester for Pools Drinking Aquariums | Инструменты

Yieryi 4 in 1 TDS PH Meter PH/TDS/EC/Temperature Digital Water Quality Monitor Tester for Pools Drinking Aquariums | Инструменты

4 in 1 TDS/PH/EC/Temperature Meter with Backlight<;br/> Measuring range: pH:0.00-14.00pH; TDS: 0-19990ppm; EC: 0-19990muS/cm Resolution: 0.01 pH; 1ppm; 1muS/cm; 0.1; 0.1degF Accuracy: pH: +/-0.01 pH; TDS/EC: +/-2%; Temp: 0.5 Batteries: 3 * 1.5V LR44 button cell (not included) Temp.: 0.1-60.0; 32.0-140.0degF Calibration: pH: three points automatic calibration (6.86 &amp;400 &amp;918pH); TDS: 1413muS/cm; EC: 1413muS/cm Auto shut off: 5 Minutes<;br/>Probe Detachable Design<;br/>With ATC Function<;br/>Packing List<;br/>1* 4 in 1 meter 1* manual in English<;br/>Scope of application<;br/>FAQ<;br/>Q1: Does the product include batteries?What is the batteries number?<;br/>A1: batteries will be removed and sent. The battery model is LR44, which can be purchased from local stores<;br/>Q2: when will this devices need to be recalibrated?<;br/>A2: The product shall be corrected before leaving the factory. If the error is found to be large, it shall be corrected. For example, the ph of the measured tap water is generally between 7-8, which means no correction is needed<;br/>Q3: What if the quality problem is found?<;br/>A3: Please contact the customer in the first time, and explain the problem. If the quality problem is found within one week after receiving the product, we will provide free return and replacement of the product<;br/>Multiple Colors Available<;br/>Brand Story<;br/>YIERYI brand was registered in 2016. The main products are refractometers, PH meters, tds, ec pens, soil meters, kitchen scales, and jewelry scales. In order to ensure the accuracy of the data, we gave up the low-cost chip, selected high-precision Taiwan imported and South Korea imported chips, the design chose a portable pen-type design, light, beautiful, and easy to carry. All products will be tested, calibrated and used by ourselves to ensure that the quality is qualified and then promoted. We want to let this healthy brand enter every family and every corner of the world, and pass on the dream of &quot;world love, China made&quot;!