Top Temperature Compensated Salinity Tester

HOICATED Digital Salt Pool Tester Range 0-9999ppm for Saltwater Pool Swimming Pool and Koi Fish Pond Salt Level Testing Professional Sodium Chloride Meter

• Auxiliary tool for salt chlorinator: This salinity tester is specially designed for salt water pool with salt chlorinator generator. It can help to detect the salt level of the salt water pool and ensure the normal operation of the machine. The salt level in the ideal range is 2700ppm to 3400ppm..
• Application: This salt tester can be used in saltwater pool, swimming pool, koi fish pond and spa. With this tester, save a trip to the pool store. It is not suitable for sea, marine, salt Water fish tank or food..
• Dual color backlit design: Backlight design guarantees that reading the result can in low light or dark environment. And it has a prompt for the color change of the display, if the salt level is lower than 2700ppm or higher than 3400ppm, the screen will display red. This function can remind that the salt water pool is in an abnormal situation and taking corresponding measures in time is essential..
• Multifunction: Its function has SALT, EC and TEMP. Salt range: 0-9999ppm. EC range: 0-9999μs/cm & 10.0-19.9ms/cm. EC function general uses for hydroponic system and indoor plant grow..

Hanna Instruments Grochek LCD pHep 4 Waterproof PH Temperature Meter | HI98127

• Waterproof ph Tester for Water: Designed to float if accidentally dropped in a tank.
• Expanded pH Range: pH range is from -2.0 to 16.0 pH. Automatic Temperature Compensation: All readings are compensated for variations in temperature, displayed in °C or °F along with pH reading.
• Stability indicator: Meter displays a clock tag that will disappear when the reading has achieved stability. Hold button: Freezes reading on the display to allow recording of measurement.
• BEPS (Battery Error Prevention System): Meter will automatically shut off if there is not enough power to get an accurate measurement.
• Auto-off: Meter automatically shuts off after 8 minutes of non-use to maximize battery life.

Writiany Digital Coffee TDS Concentration Refractometer, Coffee TDS Concentration Refractometer Digital Brix Refractometer Accuracy ±0.03% TDS Compact

• Multi Functional Brix Tester: 6 in 1- Brix, Refraction Index, Salinity, Moisture Content, Baume Degree & TDS..
• Accurate Readings: The digital refractometer can measure Brix 0-32% and Coffee concentration 0-26%, Resolution: 0.01%, Accuracy: ±0.03%TDS, Temperature: 5-45°C..
• Follow Up Your Data: Smart control by APP to give you your extraction rate and save data via APP for next time use..
• Fast Charging: Type-C charging port and 1 hour charging can last for 30 days(without continuous use)..
• Portable Brix Meter: Very compact and easy to carry and it’s much smaller than a typical brix meter refractometer..

PH Meter Smart Bluetooth,7-in-1 ORP Meter/S.G Meter/TDS Meter/Salinity Tester/PH Meter/EC Meter/Temp Water Meter, PH Meter for Water 0.01pH Resolution High Accuracy,ph Tester Digital with ATC.

• 【7-in-1 pH meter with Bluetooth】Digital pool water tester professional measurement ORP Meter/S.G Meter/TDS Meter/Salinity Tester/PH Meter/EC Meter/Temp.Water tester multi-function one-key switching, which is more worry-free and convenient to use. Ph meter for water quality is widely used,can be used to test drinking water,fish tank,swimming pools,laboratory,in aquarium, spa, wine, beer,ect..
• 【pH Meter】The pH tester digital mainly detects the pH value of liquids.The ph tester can be applied to food, pet fish supplies or hydroponics aquaculture.Water that is too acidic or alkaline can adversely affect the health of humans or pet fish.The pH water tester can also be used for blood, saliva, sweat, urine,etc..
• 【Orp Meter】Pool chemical testing kit is a good helper for pool supplies.In addition to testing the ORP value in swimming pool water, pool water tester can also be used as a pool thermometer.The ORP value is a measure of the oxidative power or sterilization strength in water pool salt. The higher the ORP value in water, the stronger the oxidative power and sterilization ability..

AMTAST Waterproof pH/ORP/Conductivity/TDS/Salt/Temp Tester ORP Probe Meter

• ※ LARGE LCD DISPLAY: pH, ORP, Conductivity, TDS, Salinity and Temperature simultaneously. Displays Maximum/Minimum value and data hold..
• ※ Automatic Temperature Compensation (ATC) and degree ℃/℉ switchable..
• ※ Waterproof IP-57 standard and rugged design for field use conveniently. It can float on water..
• ※ Simple to calibrate by one keyboard. Low battery and consumption indicator. Auto shut off after 10 minutes of non use..
• ※ APPLICATION: Wide range of performing multifunctional testing on pH, ORP(mV), Conductivity(us), TDS(ppm), Salinity(ppm) and Temperature with a replaceable electrode. Note: This meter has ORP(mV) testing function..

Seawater Salinity Refractometer,V-Resourcing Automatic Temperature Compensation Sea Water Salinity Measurer for Aquarium, Hydrometer, 0-100ppt & 1.000-1.070 Salinity Specific Gravity

• Automatic Temperature Compensation: 10℃~30℃.
• Measuring range: salinity: 0-100 ‰, Specific Gravity : 1.000 to 1.070.
• Minimum scale: salinity: 1 ‰, Specific Gravity : 0.001.
• Resolution: salinity: ±1‰, Specific Gravity : 0.001 mm.
• Perfect for salty water tank and aquarium, seafood water tank, salty pools & spas and etc.

AERO-GRO 5-in-1 TDS/pH Meter - IP67 Waterproof 5 Functions pH TDS EC Salinity Temperature 0.01 Resolution High-Accuracy Pen-Type Tester for Hydroponics Water Wine Spas Aquariums White

• [5-in-1 pH METER] - Meter has a five-in-one function, which can measure PH, TDS, EC (Electrical Conductivity), Salinity %, Salinity ppm, and....
• [Accurate pH Tester] - Featuring a solid glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. The pH meter uses a 3-point....
• [TDS Measurement] - Fast and accurate TDS / PPM testing for hydroponics or anywhere TDS is critical. The TDS Range is 0~10,000ppm. Accuracy is ±2%..
• [EC Measurement] - Measure Electrical Conductivity of either fresh or salt water..
• [Saline % and Saline ppm Measurement] - Conveniently and easily keep track of saline levels by either percentage or ppm. Great for aquarium, saltwater....

RF Oscillator Module, VCO 515MHz-1150MHz Voltage Controlled RF Oscillator Frequency Source Broadband Oscillator Module

• [Strong compatibility]:For Yaesu FT-817/857/897 and other models for temperature-compensated crystal components, fully compatible with the original TCXO-9..
• [High stability]:he frequency is 22.625MHz, which can improve the stability of the machine after replacing the original crystal. It is superior to the original module in different environments..
• [High cost performance]:The price is only 15% of the original module, and the cost performance is extremely high..
• [Effect is remarkable]:Actual test the frequency of the crystal is observed with a high-precision frequency meter. The original crystal frequency is deflected with a fire-baked , but this temperature-compensated crystal has no obvious change, and the effect is remarkable..
• [Simple operation]:Turn off the power of the machine, open the cover of the machine, find the position where the temperature compensation crystal is installed. You need to unplug the ordinary crystal of the machine, then insert it according to the stitching of the machine. After installation, you can start using it without any settings..

Water Quality Tester EZ-9909 5 in 1 Function Water Quality Testing Meter PH Salinity TDS EC Tester with Backlight for Aquaculture Drinking Water Swimming Pool

• EZ Grow Systems 5in1 Water Multifunctional Tester can test PH, TDS,EC, salinity and temp of distilled water and drinking wate.
• Water hardness test kit have been calibrated, It can be used normally for one year. Operation temp is 0.1-60 ℃ (32-140℉). the test error is....
• Automatic temp compensation(ATC) Fast calculation, backlit LCD, Easy to read data, The water hardness test kit Small appearance, easy to carry.....
• EZ Grow Systems 5 in 1 multifunctional water quality tester is suitable for drinking water, water osmotic system, hydroponic plants, aquarium water....
• When LCD display is fuzzy, The battery needs to be replaced. The battery model is LR44, 1.5V*3,Pay attention to “+”&”-“..

The EC Reader - 1950 - Birth of the New Trend (The Chronological EC Comics Review)

Extech DO700 Portable Dissolved Oxygen Meter

• Measures dissolved oxygen concentration/saturation, pH, mV, conductivity, TDS, salinity, resistivity and temperature.
• Automatic salinity compensation and manual barometric pressure compensation for DO measurements.
• One button pH calibration (4, 7, and 10pH).
• Choice of 3 point pH calibration for better accuracy.

testo 550 I Digital Manifold Kit for air conditioning, refrigeration systems and heat pumps - with Bluetooth support

• Efficient: The testo 550 with its sturdy housing and 2-way valve block was particularly created for harsh environments and offers data storage for up to 60 refrigerants.
• Accurate: Thanks to two temperature compensated pressure sensors, the wireless manifold determines high and low pressure as well as evaporation and condensation temperature.
• Multiple functions: The digital manifold features the display of temperature difference, temperature compensated leakage tests and calculation of superheating and subcooling.
• Set: Includes two pipe clamp temperature probes (two channel NTC temperature inputs) for reliable measurement, as well as a protective hard-shell case.
• Smart App: Conveniently follow all measurements via Bluetooth from a smartphone or tablet. Send results directly from the job site for a more convenient documentation.