Salinity Range:0.1 to 20.0%Salinity Resolution:0.1%Salinity Accuracy: +/- 1%Calibration:3.5% standard calibration liquidTemp.Compensation:ATCOperation Environment:0 to 80.0 Celsius(32.0-176 Fahrenheit); Less than 90%Temp.Range:0.1-80.0 Celsius 32.0-176 FahrenheitTemp.Accuracy: +/- 0.5 Celsius/ FahrenheitTemp.Resolution:0.1 Celsius/FahrenheitAuto shut off:5 minutesPower:3x1.5 LR44 battery cell(not include)Display:LCD;support backlightBattery:ow battery indicatorWaterproof level;IP 67 dust-proof;waterproofMultifunctional water quality test meter integrating sat/ Celsius/F,used to measure salt (salinity in%),temp( Celsius/ Fahrenheit)of liquid.The product adopts human body mechanics design,with IP67 dust-proof,waterproof, grade,compact,portable,anti-skid,anti falling,fast measurement,high stability,good consistency and other characteristics.Widely used in family kitchen,hotel catering,food processing and other fields.Colour: blueMaterial: plasticPackage Contents:1 * Salinity MeterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.