
TEKCOPLUS Pen Type Salinity & Temp Checker Salt Tester Meter ATC NaCl
BUILT IN FEATURES : NaCL Temp. coefficient

AUTOUTLET Refractometer Saltwater for Aquarium Seawater
Salinity RefractometerMeasure Salt Water or Salinity of Water,Monitor and Control the Concentration of Salt Water and Brine,Ideal for Aquariums and Marine Applications.

eSeasonGear SALT-3050 IP65 Waterproof Meter
*** Will NOT work for Sea/Marine/Salt Water Fish Tank Salt level testing *** Will NOT work for Food salt level testing! *** Will NOT work for any other application!

LaMotte Calibration Fluid Pool Salt Water Test Meter
Item Package Weight: 0.29982867632 lb

TEKCOPLUS Pen-Type Digital Salinity PPM Temperature Waterproof Tester for Meter Salt Water Pool and Koi Fish Pond
This tool is also perfect for testing water in swimming pools, hydroponics, water treatment businesses, and other related industries.

Binglinghua Digital PH Meter
It is a multi-function water quality testing pen, which can measure ph, TDS solubility, EC conductivity, salinity and temperature. It has high performance, shape design, fast numerical stability and accurate calculation results.

RCYAGO 4 in 1 Salt/EC/TDS/Temp Meter S-100 Salt Meter Salinity Waterproof Tester Saltmeter Salt Gauge Water Quality Measure Tool (Backlight)
[Automatic Power-Off Function] Salt TDS tester, compact size, lightweight. auto powers off after 5 minutes of non-use.

RCYAGO 7 in 1 PH/TDS/EC/ORP/S.G/Salinity/Temperature Water Quality Tester Electrode with Replaceable C-600 PH Meter for Pools
[Waterproof rating IP67] IP67 is an international waterproof and dustproof certification. Protection against dust intrusion, short-time immersion.

RCYAGO Water Quality Tester
Apply in water sources, aquarium, hydroponics, laboratory, spas, swimming pools, and other water systems. Easy to use and provides an instant display of results.

ORAPXI Digital Salinity for Tester Salt Water
Backlit design: There is no need to worry about seeing the displayed value if the light is insufficient. ORAPXI salinity meter features a green backlit LCD to help you see the measurement results clearly in any situation.