4 In 1 Water Quality Tester TDS EC Temp PH Meter Acidity Tester Pen Thermometer for Swimming Pool Hydroponic

Battery Included : No High-concerned chemical : None Is Smart Device : No Model Number : PH Meter With Backlight Or Not : Yes

Origin : Mainland China Display Type : DIGITAL Certification : CE

Digital Water PH Meter TDS Tester ph Analysis Instruments EC Moniter Acidity Tester Pen Thermometer Hydroponic Aquario Lab ToolThe water quality monitor is professional and useful tool for testing PH/EC/TEMP/TDS of solution level. It looks like a pen, which  is perfect for carrying. Great for widely usage, such as drinking water,aquarium,laboratory, water quality control, swimming pools and so on.

Range PH 0.00-14.00PH EC 0-19990us/cm0-19.9ms/cm TDS 0-19990ppm0-19.9ppt Temp 0~50℃(32°F-122°F) Resolution PH 0.01PH EC 1us/cm(<1999 us/cm) 10us/cm（>1999 us/cm)    0.01mS/cm TDS 1ppm(<1999ppm)  10ppm(>1999ppm) 0.01ppt Temp 0.1℃(0.2°F) Accuracy PH ±0.03PH EC ±2%F.S TDS ±2%F.S Temp ±1.0℃ Temperature Compensation 0℃~50℃ Battery Type 4X1.5V(AG-13)(not included) Operating Temperature 0℃~50℃ Dimensions 188mm×35mm×35mm Weight 80g PH RANGE:TDS IN PPM: WATER CONDUCTIVITY:Operating Steps:

PH Calibration:1.Tun on the meter.Press the"MODE/CAL"button,choice the EC-uS for measuring.2.Immerse the ph electrode in EC calibration1 2880us/ cm(at 25*C).And stir it gently. 3. Allow the reading to stabilize and with a small screwdriver turn the calibration trimmer until the display shows"12880"