3 in 1 Tds+Ec+Temperature Meter

•Specification of 3 IN 1 Digital Portable Pen Water Quality Tester TDS & EC Temperature (Meter Hold) Conductivity Water Filter Purity Pen Diaital Portable Filter Tool TDS Range 0-9990ppmModel Number: 3 IN 1 Water Quality TesterPortable E-1 TDS & EC Meter is a professional instrument with multi-function can be used to testing water TDS (the weight of total dissolved solid of water, Unit is mg/L or ppm). Conductivity (the ability of conduction current expressed in digit, unit is us/cm) and the temperature. It has high performance, Pen type design, fast numerical stability and accurate result.Product Description:Hold function: Saves measurements for convenient reading and recording.Auto-off function: Turns off meter after 10 minutes of non-use to conserve batteries.Lock function: makes it easy to read and record, press Hold button then remove from test solution.Battery: 1x 3V CR2032 ( Included)What is TDS?TDS stands for Total Dissolved Solids, which are the inorganic salts and organic matter in a liquid.Specifications:Condition: 100% Brand NewRange: 0-9990ppmPlease refer below standard for testing water:0~50ppm .-- High Purity Water50-100ppm -- Pure Water100~300ppm - - General Pure Water300-600ppm -`The water will have incrustation scale600-1000ppm - Bad Taste WaterAbove 1000ppm --- The water is not suitable for drinkingPackage Included:1* 3 IN 1 TDS & EC Meter1* Black Leather Bag1* CR20321*User Manual