Reviews Aquarium Seawater Refractometer

Jewelry Gem Refractometer, RHG181 1.30-1.81 Professional Gemstone ldentification Gem Refractometer,Portable Jeweler Tester Tool, Gemological Gemstone Gem Refractometer

  • WITH THE HELP OF CONTACT FLUID (RI FLUID) : An optical contact between glass and gemstone is made. Gem refractometer You can measure or test the refractive index of faceted stones, transparency or opacity, as well as their beauty, durability and scarcity.
  • PROFESSIONAL FUNCTION: Gemstone Refractometer is the most important and powerful tool for identifying and authenticating polished gemstones and semi-precious stones, as well as for observing the optical properties and structure of precious stones.Professional Gemstone ldentification.
  • USER-FRIENDLY DESIGN: Refractometer gemstone with integrated light source you can use it in different environments. Gemological Gemstone Gem Refractometer, Automatic Temperature Compensation (ATC) that adjusts to the climate. Low battery consumption for long operating times.
  • PRODUCT DETAILS: Refractive index range between 1.30-1.81 RI, power supply is AA battery (not included). And size is 13 * 6 * 3.5cm / 5.1 * 2.4 * 1.4inch. Gem refractometer, Lightweight and compact, easy to transport.
  • SATISFACTION GUARANTEE: This refractometer is designed to measure the refractive index of gemstones and solid materials.If you have any questions about the product, do not hesitate to contact us or ask questions in QA, Rotekt will solve yo....
Check Stock

Aquarium Air Pump,CHERLAM Rechargeable&Portable Fish Aerator Pump,Lithium Battery Operated Fish Tank Air Pump with Air Stones,USB Air Pump for Fish Tank for Outdoor Fishing, Emergency, Power Cuts

  • ...f the fish aerator pump eliminates the need to replace the battery,you can charge it with a laptop, wall charger or power bank. It is convenient for you to carry it out and use it.Large-capacity battery, longer battery life..
  • Upgraded Performance: The powerful motor of the aquarium oxygen pump can provide enough oxygen for the aquarium.You can switch the usb aquarium bubbler to continuous or intermittent mode,with a maximum flow rate of 64GPH,support for fresh seawater use,support for 15-120GAL aquarium use.When the aquarium air pump is fully charged,Each gear can support different hours,the shortest is 52 hours,the longest is 185 hours. Please refer to the manual for the specific usage time of the three gears..
  • 8 Accessories for Free: We have prepared all the accessories needed for the fish air pump for you, the air bubbler for fish tank set includes: 2 x aquarium air stones, 2 x check valves, 2 x holders, 1 x usb cable, 1 x 120in aquarium tubing..
  • Multiple Noise Reduction: Usb fish tank air pump has rubber sheets and ABS shell to reduce noise, the minimum is only 30 dB (at the lowest flow rate), which is as small as the s....
Check Stock

Aquarium Decorations Fish Tank Artificial Plastic Plants & Cave Rock Decor Set, Goldfish Betta Fish Tank Accessories Small & Large Aquarium Decorations Kit

  • ... Unlike live plants in fish tank, plastic artificial plants do not need special lighting and other substrates. They neither die nor become wilted or unattractive. They remain beautiful all the time without any pruning..
  • We provide the suitable aquarium products for different sizes of aquariums in order to save you time. You just need to buy them according to your needs and put them in your fish tank, and they will create a beautiful underwater world for your pet fish, making fish life more interesting and happier. This will turn your fish tank into their amusement park..
  • The set contains 1 rockery aquarium decoration, 3 short aquarium plants, 3 medium aquarium plants and 1 tall aquarium plants with a total of 8 different styles. Heights vary from 2 inches to 8 inches. It is suitable for 5 gallon or larger fish tanks..
Check Stock

HOJILA Digital Brix Refractometer Brix Meter Pocket Refractometer with ATC for Sugar Content Test, Range 0~55% Brix

  • This refractometer has automatic temperature compensation..
  • This brix refractometer is battery powered, low power consumption,automatic shutdown function without operation within 2 minutes.
  • This is a digital refractometer , refractive index / sugar conversion..
  • This brix meter , no moving parts, high sensitivity and wide dynamic linear range..
  • This pocket refractometer need less sample and less reagent ,fast analysis.
Check Stock

Rhino Beer 0-32% Brix & 1.000-1.130 Specific Gravity Refractometer for Homebrew and Automatic Temperature Compensation Replaces Homebrew Hydrometer | Teflon Coating | Wine Fruit Juice Test

  • Rhino Beer Refractometer can replace your hydrometer because of easy and accurate measurements. Use the liquid sampler to take three or four drops of....
  • Rhino Beer Refractometer can measures 0-32% Brix and 1000-1.130 SG. It is suitable for measuring the proportion of beer or malt juice ( brewing ) or....
  • Rhino Beer Refractometer with Automatic Temperature Compensation ( 50°F - 86°F / 10°C - 30°C )..
  • The surface of the refractometer is sprayed with Teflon, It has the characteristics of wear resistance, corrosion resistance, anti-static and....
  • Rhino Beer Refractometer complete with portable holster, water bottle, desiccant, calibration mini-screwdriver, English instruction manual, cleaning....
Check Stock

AUTOUTLET Refractometer Saltwater Aquarium for Seawater,Pool,Tank,Testing,Marine Fishkeeping, 0-100PPT & 1.000-1.070 Salinity Tester with ATC Function Hydrometer Specific Gravity Salinity Meter Kit

  • 【AUTOUTLET Salinity Refractometer】This salinity tester is used to measure salinity of brine/seawater, monitor and control the concentration of saltwater. Ideal for aquariums and marine applications..
  • 【Measures on 2 Scales】This saltwater hydrometer measures on dual scales: specific gravity and salinity. Ideal for aquariums, marine monitoring, agriculture, gardening and educational purposes..
  • 【Measurement Range】Density of 1.0-1.070 with min scale of 0.001. Concentration of 0-100‰, with min scale of 1‰ (1‰=1PPT=1000PPM, PPT means “parts per thousand”, PPM means “parts per million”).
  • 【With ATC Function】ATC compensation Range (i.e. Built-in Automatic Temperature Compensation System) from 10℃ to 30℃..
  • 【Solid and Lightweight】Salinity meter is made of durable aluminum, which is non-staining, non-corrosive and rustless. Also, it's compact in size with rubberized grip handle, very easy to carry..
Check Stock

Carefree Fish Aquarium Decoration Minimalist Sandstone Buddha Fish Tank Decor Bring Home a Ray of Sunshine

  • ❤Pure handmade, natural sandstone one - piece formation,when well lit, natural crystals shine like stars in the sky.Reveal infinite vigor and vitality..
  • ❤There is no coating on the surface,will not cause harm to your aquatic animals and plants, will not cause any adverse impact on the water quality, safe, excellent underwater performance, suitable for all kinds of aquarium, fresh water, seawater..
  • ❤Long service life, stable standing, no special maintenance requirements, easy to clean, long time will not fade.
  • ❤Fine and exclusive craft, the pursuit of the ultimate details, in order to achieve the most realistic character effect.Devout faith, bring a ray of sunshine to life, bring hope.Can be used as aquarium decoration and desk, etc.
Check Stock

TMLAPY 165W Full Spectrum LED Aquarium Lights, Dimmable LED Fish Tank Lights, Multiple Lighting Modes for Freshwater and Saltwater Plant Coral Reef Fish Jellyfish

  • 【ADVANCED FULL SPECTRUM】LED aquarium lights Includes Red, Blue, Cool White, Green and Warm White, perfect full spectrum layout that can promotes vitamin production in plants, calcium production in corals,plants to defense mechanisms, can be used to sterilize and protect fish growth and to provide enough oxygen for aquarium creatures, make your aquarium growing healthily. Scientific formulation to make your aquarium tank more beautiful..
  • 【2 DIMMING CHANNELS】 LED fish tank lights has both blue channel and white channel can be adjusted uniformly from 0%-100% to meet different needs of your corals, reef and fish (freshwater & saltwater), which promotes the growth of any SPS and LPS flourished under it. You can turn on the blue and white channel at the same time, or turn them on separately, these two channels are controlled independently. Perfect fit for depth 24″ tank. Fit for less than 57 gallon..
  • 【UNIQUE DESIGN】Full spectrum LED aquarium lights for fish tank fashion and beautiful appearance, the housing is made of stainless steel, two high-efficiency fans for heat dissipation, 16pcs white light (6500K) 6pcs warm white light (3000K) 27pcs blue light (470nm) 2pcs green light (525nm) 4pcs red light (660nm). 90° crystal lens thereby to penetra....
Check Stock

Fish Tank Decorations Aquarium Artificial Plastic Plants Decor Set, Goldfish Turtle Betta Fish Tank Grass Accessories Small Aquarium Decorations Kit

  • Ameliade aquarium decorations perfectly replicates the natural environment, and once you put it in the tank, you won't even be able to recognize that it's actually made of plastic. Your fish will enjoy the environment these plants provide，and they can play and hide in it..
  • We provide the suitable aquarium products for different sizes of aquariums in order to save you time. You just need to buy them according to your needs and put them in your fish tank, and they will create a beautiful underwater world for your pet fish, making fish life more interesting and happier. This will turn your fish tank into their amusement park..
  • The set contains 5 short aquarium plants and 6 medium aquarium plants with a total of 11 different styles. Heights vary from 2 inches to 5.5 inches. It is suitable for 1 gallon or larger fish tanks..
  • Unlike live plants in fish tank, plastic artificial plants do not need special lighting and other substrates. They neither die nor become wilted or unattractive. They remain beautiful all the time without any pruning..
  • The leaves are soft and lifelike without scra....
Check Stock