Best Digital Specific Gravity Tester

Antifreeze Refractometer 4-in-1 Coolant Tester Refractometer for Checking Freezing Point of Automobile Antifreeze Systems, Anti Freeze Tester Refractometer for Battery Acid, Ethylene Propylene Glycol

4 IN 1 Function: ●Measuring specific gravity of rechargeable battery acid: 1.100~1.400kg/L, ●and freezing point of automobile antifreeze based on ethylene glycol or propylene glycol : 58℉ to 32℉/-50 to 0 ℃, ●windshield wash Fluid (SRF1): -40℉ to 32℉/ -40 to 0 ℃, ●Adblue the Urea Concentration in automobile diesel exhaust fluid (DEF) :30% to 35%.
Quick & Easier: Just 2 or 3 drops and wait for few seconds and get the accurate value. Optic lens no battery required, less samples than a traditional Hydrometer, more affordable than a digital meter..
Automatic Temperature Compensation: The antifreeze coolant tester with ATC function, which can automatically compensate the temperature when ambient temperature changes, excellent eliminate the deviation, quickly and easier get the precise data..
Portable & Durable: This antifreeze tester is made of non-staining aluminum and ABS rubber, durable and resistant to abrasion. Lightweight and convenient to carry and easy to use..
Car Owners’ Helper: The optics antifreeze test is a convenient tool can help you to check your automobiles’ battery fluid battery acid, antifreeze coolant, windshield water fluid and Adblue to protect your cars..

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Brewing Hydrometer Alcohol Tester Kit: Beer & Wine American-Made Specific Gravity ABV Test Pro Series Traceable & Borosilicate Glass Test Tube Jar & Brush

✔️ HYDROMETER KIT YOU HAVE BEEN LOOKING FOR: American-made, N.I.S.T. Traceable Triple Scale Hydrometer and & Test Jar Combo – with Cylinder Brush - Specific Gravity Alcohol ABV Tester that is designed and manufactured by multi-generational American glass blowers in America, Glass Test Tube Beaker - for Wine, Beer, Cider, and Mead - Homebrew Fermented Beverages, Your hydrometer for wine making! The Elite Brewer Tools you need!.
✔️ KNOW YOUR BREW & CRAFT YOUR BEST EVERY TIME: Take accurate gravity readings by using the best specific gravity hydrometer abv tester. (0.990 - 1.170), Brix/Balling tool (0-35), Potential Alcohol (0%-22%). As home brewers, we love offering the highest quality brewing equipment, tools and wine making supplies to help you succeed in crafting brews. Our brewing scale is an easy to read meter. This narrow GLASS Test Cylinder is the highest quality with thick, sturdy lab grade borosilicate glass..
✔️ WASTE LESS PRECIOUS HOMEBREW! We designed our glass test jar to use less liquid wort, mash, must or wash for hydrometer tests. Use only 125 ml instead of a 250 ml as most others require. Waste less, drink (or share) more! SOLID 1-piece THICK borosilicate (Boro) 3.3 glass test flask with bumper guard. It is STURDY and STABL....

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QIANJINL Salinity Meter Aquarium Hydrometers Salinity Tester Hydrometer Saltwater Aquarium Pool Fish Tank Water Tester Sea Water Salinity Specific Gravity Test(Rectangle)

▶Material: The salinity tester is made of plastic, transparent, robust and durable structure..
▶Simple to use:Keep your hands clean, insert the hydrometer into the water tank or fish pond 15 cm (6 inches) below, avoid air bubbles adhering to the hydrometer during the test..
▶Precision:Accuracy can reach + (-) 0.002 specific gravity units, the highest accuracy is when the water temperature is 18-28 degrees..
▶Safety zone indication: read the specific gravity according to the inner scale, and read the salinity (PPT) according to the outer scale. The safe and healthy proportion of seawater is between 1.020-1.023(ppt value: 27-31 degrees)..
▶Wide Usage:The aquarium hydrometers suitable for measuring salinity in aquariums, fish tank, ponds, pool,etc,can be used for the salinity test of fresh water and sea water..

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Watris Veiyi Rapid Battery Hydrometer Tester, Deep Cycle Battery Tool, Fast Detection Tool for 6V 12V 24V Golf Cart Battery System（Inhalation）

ACCURATE MEASUREMENT - No need to heat the battery, the specific gravity of the plumbic acid liquid battery is instantly and accurately displayed, no difficult float readings are required and no thermometer is required..
WIDE VOLTAGE SUPPORT - The Battery Tester can be used to measure 6V, 12V and 24V batteries and is a good helper for plumbic acid solar battery system maintenance..
NATIVE ABS MATERIAL - high-transparency plastic, it can still maintain good toughness at low temperature. Drop-resistant and not easy to break..
CLEAR SCALE - the measurement range is between 1.1-1.3, and the applicability is strong. It is recommended to keep the specific gravity of the battery between 1.275-1.30 for the best..
SATISFACTORY SERVICE - If you have any questions about our products, feel free to contact us, we will reply you within 12 hours..

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Salinity Refractometer for Aquarium, Marine Monitoring, Saltwater Testing, Dual Scale Salinity Tester 0-100 PPT& 1.000-1.070 Specific Gravity Saline Seawater Refractometer Hydrometer with ATC

DUAL SCALES - Saltwater Refractometer measures on specific gravity (D20/20) 1.000-1.070 and parts per thousand 0~100‰, you can get the result in two different units by one test.
WIDELY USE - The Refractometer designed for Aquariums, Marine Monitoring, Agricultural and Educational Purposes. Help you to control concentration of salt water easily.
EASY TO USE - Put 2-3 drops of sample solution after calibration on prism, towards light, then get the accurate readings. Aquarium refractometer is ideal for replacement salinity hydrometers or expensive digital salinity tester.
ATC FUNCTION - Aquarium hydrometer features Automatically Temperature Compensate function and always provide you accurate readings fast.
DURABLE & PORTABLE - Saline refractometer is made of aluminum and ABS rubber, anti-rust, non-staining and resistant abrasion, sturdy for long time use. Portable refractometer with plastic case easy to carry.

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American-Made Precision Hydrometer Alcohol by Volume ABV Tester – Accurate Final Gravity Testing, Finished Beer - Easy to Read Pro Series Finishing NIST Traceable (SINGLE) Brewing America

✔️ PRECISION ACCURACY HYDROMETER: American-made, N.I.S.T. Traceable Hydrometer - Specific Gravity Alcohol ABV Tester that is designed and manufactured by multi-generational American glass blowers in America - Perfect for Beer Finishing! Fermented Beverages with Precision..
✔️ KNOW YOUR BREW & CRAFT YOUR BEST EVERY TIME: Take professional, accurate finished gravity readings quickly. We are home brewers too and love offering the highest quality brewing equipment, tools and beer brewing supplies to help you succeed in crafting the tastiest brews. Our Brewing America meter final scale is easier to read because of the larger numbers and no color bands..
✔️ EASY TO READ SCALE: Know exactly what your final gravity (FG) reading is with this extra large individual gradient lines and larger font numerals. The scale is shown in increments of .001 instead of the typical .002 making it easier to read so you can be more precise in your readings. Making homebrewing easier on the eyes by taking out the guesswork! SPECS: Specific Gravity (0.950 - 1.100).
✔️ WE CARE: We personally inspect each piece of your beer, and craft brewing supplies and equipment kits before shipping, wrapping it ourselves, here in America! Our products are responsibly made from re....

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ZRM&E Seawater Hydrometer for Aquarium Aquaculture Seawater Densimeter Ocean Hydrometer Salinity Meter for Fish Tank Salinity Specific Gravity Test

Made of high quality plastic, aquarium transparent, automatic accurate reading brine hydrometer.
Accurate, durable and easy to read salt and specific gravity of your marine aquarium, small and waterproof. If the specific gravity is between 1.000-1.019, it indicates that the specific gravity is low.
if the specific gravity is between 1.020-1.023, it indicates that the specific gravity is normal.
if the specific gravity is between 1.024-1.030, it indicates that the specific gravity is high.
The external range of the scale indicates salinity (PPT), and the internal range of the scale indicates gravity. And clearly mark the safe area. Application range: 0-40 degrees (1.000-1.030). If the salinity PPT is between 32-40, it indicates that the salinity is high.
if the salinity PPT is between 27-31, it indicates that the salinity is normal.
if the salinity PPT is between 0-26, it indicates that the salinity hydrometer is low.
Wide range of applications: Suitable for salt water and sea water fish tanks. Perfect for testing salinity and specific gravity of saltwater and seawater tanks, including solubility and specific gravity scales. Suitable for fresh water and sea water.
Easy to read swing arm pointer and ultra wide stable base can provide accurate test results.

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allsun EM480D Digital Earth Tester Insulation Resistance Tester Ground Resistance Meters Earth Ground Resistance Tester Measure AC Voltage to 200V with Backlight Display

【WIDELY USED】This digital earth tester can measure grounding resistance as well as AC voltage to 200V, and it also can be used in the grounding resistance measurements of power system, electrical device, lightning protection device, etc. What’s more, it is also equipped with dust proof and moisture proof structure, which make it can be used in field operation..
【ACCURATE & RELIABLE & EASY】This digital earth tester has improved the circuit, structure as well as process of the traditional grounding resistance tester so that its functions are more complete, the accuracy is much higher, and the operation is more convenient and reliable..
【OVERLOAD PROTECTION】This digital earth tester has a complete overload protection circuit that any two terminals can withstand AC 380V for a minute..
【EXCELLENT DESIGN】The appearance design of this digital earth tester is both beautiful and practical. The instrument panel function keys are clear and reasonable in layout..
【EASY READING】This digital earth tester has not only large and clear 3. 5 inch LCD display, but also backlight display..

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Vertlley Heavy Duty 3-48V Test Light Digital LCD Backlight Display Circuit Tester with 140 Inch Extended Spring Wire Car Truck Vehicles Automotive Low Voltage Backlit with Voltmeter Stainless Probe

... and circuits. This is also a test light with voltmeter..
【HIGH-QUALITY AND HEAVY DUTY】The automotive test light is made of cellulose acetate. It is tougher and not easily broken than ordinary materials. This automotive circuit tester is larger and heavier than ordinary test lights on the market..
【ACCURATE LCD DIGITAL DISPLAY】The 3-48 volt test light is equipped with a digital backlit LCD. The digital light tester can resolution to 0.1V voltage reading on blue/white back light LCD digital display, with high accuracy to 0.1V. This digital voltmeter is very convenient for checking or maintaining vehicles at night or in dark places. (Two back light colors are shipped randomly).
【MORE CONVENIENT TO USE & CARRY】The 3-48v test light uses high-quality 140-inch (3.6m) PU spring wire with a large alligator clip. It is convenient to operate this tester light with one hand. This car fuse tester light is small in size and easy to carry around..
【DURABLE INSULATION】This circuit tester is equipped with pure copper clips and insulating sleeves, which can better clamp the body and screws. Insulated operation can avoid electric shock..

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