5 model for your option:
3 in 1 (PH /EC/ TEMP.)
4 in 1 (PH /EC / TDS / TEMP)
5 in 1 (PH /EC/TDS /TEMP / SALINITY)
7 in 1 (PH /EC/TDS /TEMP / SALINITY / ORP / SG)
Test range and Accuracy:
EC measurement range: 0 to 10000us / cm 10.01-19.99ms 20.1-400ms / cm
Resolution: 1 US / cm; 0.1 ms / cm;
Accuracy: ± 2% of reading
TDS measurement range: 0 to 1000ppm 1000ppm to 10000ppm 10.1 to 200.0ppt
Resolution: 1ppm; 0.1 point
Accuracy: ± 2% of reading
Salinity measurement range: 0.00 to 25.00%
Resolution: 0.01%
Accuracy: 0.01-5.00% (± 0.1%) 5.10-25.00% (± 1%)
PH measurement range: 0.01-14.00ph
Resolution: 0.01ph
Accuracy: ± 0.05ph
ORP measurement range: 0 ± 999mv
SG: measurement range: 1.000? one point two two two
Working environment: 0 to 60.0 ° C (32.0-140 ° f); Relative humidity 100%
TDS coefficient: 0.4 to 1.0
Temperature range: 0.1-60.0 ° C 32.0-140 ° f
Temperature accuracy: ± 0.5 ° C
Temperature resolution: 0.1 ° C / ° f
Specification:
Condition: 100% Brand New
Item Type: Water Quality Tester
Material: Plastic
Battery: 3 x LR44 Button Battery (not included)
PH Measuring Range: 0-14ph
Temperature Measuring Range: 0-50℃
TDS Measuring Range: 0-1999ppm, 0-19.99ppt
EC Measuring Range: 0-1999uS/cm;0-19.99mS/cm
Package List:
1 x Water Quality Tester
1 x Screwdriver
1 x Instruction
Feature:
1. It is a multifunctional water quality tester, which can test PH, EC, TDS and temperature of the water.
2. High precision and fast response: fast to get the testing result and can test the PH value for any 0-14PH liquid which you wanna test.
3. Adopts the digital screen display with backlight, which is more clear and convenient to read data.
4. Suitable for drinking water, food processing, water tank, aquarium,swimming pool, laboratory, industrial wastewater, farmland, etc.
5. Compact pen-shape design, lightweight for mobility, you can test water anywhere to get the purest water.