Digital Brix Refractometer for Coffee, ±0.1% Precision, Easy To Use/Read/Calibrate For Brewing Wine, Beer, Fruits, Urea, Resolution 0.05%, 0-55% Range, With ATC 5-45°C

• MULTIFUNCTION WITH APP- Read the detailed content from your phone. Choose the type of liquid you need to test and you can save&share the test data.
• WIDE USE - FJDynamics PRO refractometer can be used to measure coffee TDS/ EXT/ EBFbrix when brewing beer, wine, drink. (Range 0-55% for liquid only, except for honey/ maple syrup)
• POCKET SIZE & EASY TO USE- The size of a brix refractometer approximates that of your car keys, and its pocket-sized design makes it extremely easy to carry around (3*1 in). Unlike hydrometers, only 1 drop of sample without wasting brew(pipettes included) is all needed. One-touch operation design saves the measure time.
• ACCURATE READINGS - The build-in ATC (5-45°C) and upgraded OLED screen enable you to get consistent and clear results even in the sunlight including brix, temperature, refractive index, and other information. (±0.1% precision)
• WATERPROOF & DURABLE -- IP67 design allows you to wash the refractometer with flowing water. Pretty durable to pass the 1.5m dropping test. (please keep the charging port away from water)