yieryi 4 in 1 TDS PH Meter PH/TDS/EC/Temperature Meter Digital Water Quality Monitor Tester free gift for horticulture,aquarium,hydroponics,Domestic water,Drink water.
Important Notice::Before you buy, please choose the function you need, be sure to click to select! ! !
for tds ec ph we advise 2-3 month calibrate one time
Red:PH/TDS/EC/Temperature(Backlight)
Grey:PH/TDS/Temperature(Backlight )
Green:PH/EC/Temperature(Backlight )
Red:TDS/PH/EC/Temperature Meter 4-in-1
? Measuring range: pH:0.00-14.00pH; TDS: 0-19990ppm; EC: 0-19990μS/cm
? Resolution: 0.01 pH; 1ppm; 1μS/cm; 0.1℃; 0.1°F
? 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℃; 32.0-140.0°F
?Calibration: pH: three points automatic calibration (6.86 & 4.00 & 9.18pH); TDS: 1413μS/cm;EC: 1413μS/cm
?Auto shut off: 5 Minutes
Grey:TDS/PH/Temperature Meter 3-in-1
? Measuring range: pH:0.00-14.00 pH; TDS: 0-19990ppm
? Resolution: 0.01 pH; 1ppm; 0.1℃; 0.1°F
? Accuracy: pH: +/-0.01 pH; TDS: +/-2%; Temp: 0.5℃
? Batteries: 3 * 1.5V LR44 button cell(not included)
?Temp.: 0.1-60.0℃; 32.0-140.0°F
?Calibration: pH: three points automatic calibration (6.86 & 4.00 & 9.18pH); TDS: 1413ppm
?Auto shut off: 5 Minutes
Green:PH/EC/Temperature Meter 3-in-1
? Measuring range: pH:0.00-14.00 pH; EC: 0-19990μS/cm
? Resolution: 0.01 pH; 1μS/cm; 0.1℃; 0.1°F
? Accuracy: pH: +/-0.01 pH; EC: +/-2%; Temp: 0.5℃
? Batteries: 3 * 1.5V LR44 button cell(not included)
?Temp.: 0.1-60.0℃; 32.0-140.0°F
?Calibration: pH: three points automatic calibration (6.86 & 4.00 & 9.18pH); EC: 1413μS/cm
?Auto shut off: 5 Minutes
