3 in 1 Pen Type Water Quality Tester Analyzer Multi-parameter Waterproof Water Quality Monitor EC&TDS Meter Acidometer

The water quality monitor is professional and useful tool for testing EC/TDS/TEMP of solution level. Suitable for aquarium pool, drinking water and environment water.
Features:
Widely used to test the EC & TDS & TEMP of solution/water.
Imported IC and high cost performance.
Test temperature in Centigrade / Fahrenheit (switchable unit).
Easy calibration of TDS and EC with just a mini-screwdriver.
Electrode probe can be replaced, ATC function.
Automatic temperature compensation.
Large and clear LCD with backlight, easy to read and accurately measuring functions.
Apply in water sources, aquarium, hydroponics, laboratory, spas, swimming pools and other water systems.
Specifications:
Range: EC: 0.00 ~ 19990us/cm
       TDS: 0.00 ~ 19990ppm
       Temperature: -50 Centigrade ~ 70 Centigrade (-58 Fahrenheit~ 158 Fahrenheit)
Resolution: EC: 10us/cm
        TDS: 10ppm
        Temperature: 0.1Centigrade (0.2 Fahrenheit)
Accuracy: EC:±2%F.S  
       TDS:±2%F.S
       Temperature: ±1 Centigrade (±2 Fahrenheit)
Temperature Compensation: 0°C ~ 50°C (32 Fahrenheit ~ 122 Fahrenheit)
Working temperature: 0°C ~ 50°C (32°F ~ 122°F)
Battery: 4×1.5V AG13/LR44 Button Cell Batteries (NOT Included)
Color: Grey
Material: ABS
Item Size: Approx. 188 * 40 * 40mm / 7.4 * 1.6 * 1.6in
Item Weight: Approx. 71.3g / 2.5oz
Package Size: Approx. 21 * 10.4 * 5cm / 8.3 * 4.1 * 1.9in
Package Weight: Approx. 154g / 5.4oz
Package List:
1 * CE & TDS & TEMP Meter
1 * User Manual
1 * Mini Screwdriver