Widely used in aquarium, glass fishpond, pharmaceutical research, agriculture, laboratory, water environment, quality control and other fields.

Features:
Easy to use, high accurancy.
Quick and easy installation and operation.
EC: Support 3-point calibration automatic identification (1413us 12.88ms and 111.8ms)
Built-in 3 calibration points (1413uS/cm 12.88ms /cm 111.8ms /cm)
PH:1 point (6.86) or 2 point (6.86 4.00) (6.86 9.18) or 3 point (6.86 4.00 9.18) can automatically identify the calibration solution.
This is a professional water level test instrument, the operation is simple, the appearance of fashion, small size and easy to put in your pocket.
Has automatic temperature compensation.
5 minutes no operation, the meter will automatically shut down. Save power, extend batt-ery life. (batt-ery is not included)
With backlight function, it is more convenient to read.

Specifications:
Material: ABS
EC:
Measuring range: 0 to10000uS/cm 10.01-19.99ms 20.1-400ms /cm
Resolution: 1uS/cm; 0.1 mS/cm;
Accuracy: ±2% of the reading
TDS:
Measurement range: 0 to 1000ppm 1000ppm to 10000ppm 10.1 to 200.0 PPT
Resolution: 1ppm; 0.1 PPT
Accuracy: ±2% of the reading
Salinity:
Resolution: 0.01%
Accuracy: 0.01-5.00% (±0.1%) 5.10-25.00% (±1%)
PH:
Measuring range: 0.01-14.00pH
Resolution: 0.01pH
Accuracy: ±0.05pH
Operating environment: 0 to 60.0℃ (32.0-140℉); RH 100%
TDS factor: 0.4 to 1.0
Temperature range: 0.1-60.0℃ 32.0-140℉
Temperature accuracy: ±0.5℃
Temperature resolution: 0.1℃/℉
batt-ery: 3 * LR44 (not included)
Waterproof rating: IP67
Display size: 33*24mm
Item size: 180 * 37mm / 7.1 * 1.5in
Item weight: 86g / 3.0ounce
Package size: 183 * 37 * 37mm / 7.2 * 1.5 * 1.5in
Package weight: 90g / 3.2ounce

Packing List:
1 * Water Quality Monitor Tester
3 * PH Buffer Powders