Refractometer, 2-in-1 Auto Refractometer for Coffee Hydrometer Brix TDS Concentration Meter Tester Detector Digital Measure Coffee Sugar Meter,for Honey,ph Refractometer

Coffee Sugar Range: 0-30% Brix (SO1)Coffee Sugar Resolution : 0.01%Coffee Sugar Accuracy :± 0.2%Coffee TDS Concentration : 0-25%TDS (SO2)Coffee TDS Resolution : 0.01Coffee TDS Accuracy :± 0.2%Ambient temperature: 10-100 degrees Measurement Time:Approximately 3 seconds Minimum Sample Volume: 2 metric drops Light Source: Yellow LED Sample Cell: Stainless steel ring and Volcanic stone glass prism Case Materia: l ABS Enclosure Rating: IP65 Battery Type / Life: 9V / 5000 readings (Not include)Auto-Off: After 3 minutes of non-use

• Function: Coffee concentration with range of 0-25%; Brix measurement with range of 0-30%; temperature displayed; calibration function
• Provide with suction tube and spare protective cover. The function keys are clear and easy to operate. Digital screen with large number, battery power can be displayed.
• Temperature unit converting: Press key “SCALE” more than 2 seconds, meter will display ℃ or Fahrenheit.
• Calibration: No need calibration every time. Drip 3~5 drops distilled water in sample plate, make sure the water and meter temperature is same and standard temperature is 20ºC, then cover it. Press key “CAL” more than 2 seconds until “CAL” flashing, press “CAL” key again, meter will display “END” and show 0.0%.
• Power off: Meter will power off within one minute if no any operation