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Best Atmospheric Pressure Experiments

Casio Men's 'PRO TREK' Tough Solar Powered and Stainless Steel Watch, Color:Green (Model: PRW-3510Y-8CR)

  • Tough Solar power, Silicon band, Direction Bezel, Mineral Glass, Black IP, 200-meter water resistance, LED Backlight.
  • Low-temperature resistant (-10 degree celsius), Calibration Signals, Digital Compass, Altimeter, Barometer, Thermometer, World Time, Full auto-calendar.
  • Water resistant 200m (660ft): in general, suitable for professional marine activity and serious surface water sports, but not diving.
  • Barometer Display range: 260 to 1,100 hPa (7.65 to 32.45 inHg) Display unit: 1 hPa (0.05 inHg) Atmospheric pressure tendency graph (past 42 hours of readings) Atmospheric pressure differential graphic Barometric pressure tendency information alarm (beep and arrow indicate significant changes in pressure).
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RCYAGO Dissolved Oxygen Meter with Electrode Filling Fluid

  • ...inaccurate and the calibration is still inaccurate, and the membrane sleeve needs to be replaced..
  • Adopts the digital screen display with backlight, which is more clear and convenient to read data. Auto power-off in 8 minutes if not using it. Low battery indication. Oxygen solubility will be affected by temperature, atmospheric pressure, and salinity. Our instrument with temperature compensation can meet normal use..
  • It is very suitable for measuring the dissolved oxygen level and temperature in a wide range of aquariums, swimming pools, ponds, freshwater aquaculture, marine aquaculture, school teaching experiments, laboratory sterile environment, aquaculture, scientific research, and other fields..
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Casio G-Shock GWN1000B Master of G Series Quality Watch - Black / One Size

  • Radio frequencies: 77.5 kHz (DCF77: Germany).
  • 40 kHz (JJY: Fukushima, Japan) / 60 kHz (JJY: Kyushu, Japan).
  • Radio wave reception: Automatic reception up to six times a day (except for use in China: up to five times a day).
  • Digital compass: Measures and displays direction as one of 16 points with the second hand.
  • bidirectional calibration and magnetic declination correction.
  • Barometer: Measuring range: 260 hPa to 1,100 hPa (7.65 to 32.45 inHg).
  • atmospheric pressure change indicator (10 hPa).
  • atmospheric pressure tendency graph (past 20 hours graph display).
  • Altimeter: Measuring range: -700m to 10,000m (-2,300 to 32,800 ft).
  • altitude change indicator (100 m / 1000 m).
  • others: measurement interval setting (every 5 seconds / every 2 minutes) (1 second for first three minutes on.
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妖怪ウォッチ4 ぼくらは同じ空を見上げている レベルファイブ ザ ベスト-Switch

  • Radio frequencies: 77.5 kHz (DCF77: Germany).
  • 40 kHz (JJY: Fukushima, Japan) / 60 kHz (JJY: Kyushu, Japan).
  • Radio wave reception: Automatic reception up to six times a day (except for use in China: up to five times a day).
  • Digital compass: Measures and displays direction as one of 16 points with the second hand.
  • bidirectional calibration and magnetic declination correction.
  • Barometer: Measuring range: 260 hPa to 1,100 hPa (7.65 to 32.45 inHg).
  • atmospheric pressure change indicator (10 hPa).
  • atmospheric pressure tendency graph (past 20 hours graph display).
  • Altimeter: Measuring range: -700m to 10,000m (-2,300 to 32,800 ft).
  • altitude change indicator (100 m / 1000 m).
  • others: measurement interval setting (every 5 seconds / every 2 minutes) (1 second for first three minutes on.
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CGA320 G1/2 CO2 Cylinder Refill Adapter Hose - CO2 Refill Adapter Fill Station Connector Kit,For Soda Maker Filling for Tank Bottle,36 Inch Hose Dual Valve with Gauge…

  • ??[Application]This soda maker refill adapter can be used to refill small CO2 tanks from larger CO2 tank, with 2 turn on/off valves and 1pressure gauge, easy to use (⚠⚠⚠Not Compatible with DUO/TERRA/ART).
  • ??[Specification] The refill adapter is US CGA-320(G1/2),36 inch stainless steel braided hose, 3000PSI working pressure, thread for large CO2 tank.
  • ??[SAFETY ENOUGH]Double valve for safe and convenient to use,with a pressure gauge to ensure the pressure will not exceed the pressure specification of the recipient tank.
  • ??[Precautions】If the vial thimble is very thick and short and cannot be inflated, Hose will expand, please replace the thin thimble bottle.The atmospheric cylinder should have sufficient pressure, If there is no siphon or liquid CO2 in the atmosphere bottle, Need to invert the CO2 atmospheric tank for inflation, Please read the instructions carefully.
  • ??[No-Worries After-Sale] This refill adapter is made of high quality material,we provide one year quality guarantee,if have any problem when use our product, you can contact us 24 hours,we will provide you a satisfied solution..
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NIUASH Altimeter, Altimeter Watch, Barometer, Altimeter Compass,Thermometer barometers Weather Instruments，Multifunctional Mechanical high-Precision Barometer, Outdoor Mountaineering Barometer Yellow

  • ...s is an excellent product that integrates altimeter, barometer, thermometer and compass. It is made of high-quality materials, resistant to fall, pressure, cold and heat, and is suitable for various harsh environments..
  • The barometer altimeter, with a built-in sensitive air pressure sensor, can measure the real-time atmospheric pressure value of the location.
  • because the altitude is inversely proportional to the atmospheric pressure, it can be used to measure the relative altitude.
  • after the altitude value is corrected, the real-time altitude can also be measured..
  • Barometer, altimeter, thermometer, and compass are four in one, no battery and charger, no maintenance and repair, sturdy and reliable, because it does not need electricity, it is a very good and reliable tool outdoors..
  • The altimeter barometer can predict future weather changes based on the barometric pressure, so that you can prepare in advance.
  • easy to carry and reasonable design bring convenience and convenience to your outdoor sports. Owning this barometer is equivalent to owning an altimeter, compass and thermometer..
  • This barometer and altimeter is a green and environmentally friendly product, pure mechanical structure, specially designed for you to do outdoor sports such as mountaineer....
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Digital Anemometer Barometer Handheld RQ-100-WM Wind Speed for Wind Chill (℃/℉) w/ Altimeter for Measure Humidity, Altitude, Barometric HVAC Dust Collection Drone Hiking Shooting Camping

  • ...even in sunny day, Measure wind speed in 5 units: mph, ft/min, km/h, m/s, knots..
  • High Precision Anemometer：Wind Speed Range: 0.3-30m/s(MAX up to 69mph), Temperature range:14~86℉,and Accuracy of Wind Speed: +/- 5% accuracy.
  • Come with Max, Min, Average, Current wind speed, Temperature (℃/℉), Elevation(M, Ft), Atmospheric pressure(inHg, hpa mbar)..
  • Portable Anemometer：Portable size handheld anemometer for outdoors，A great anemometer for Shooting, Sailing, Drone Flying, HVAC and so on. But this anemometer come with Atmospheric pressure and altitude function, so it especially suit for Mountaineering enthusiasts..
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CGA320 G1/2 CO2 Cylinder Refill Adapter Hose, CO2 Refill Station Connector Kit for Filling Soda Maker Sodastream Tank(36inch Hose, Dual Valve With Gauge) (36 Inch)

  • 【Good material】The36inch hose is braided from high-quality stainless steel, And tightly connected with 100% solid brass fittings, Has good airtightness, 3000PSI working pressure, strong and sturdy, Safe and reliable.
  • 【Easy to use】The refill adapter is equipped with a pressure gauge, Can clearly know the magnitude of the pressure, Safer to use. And with two on-off valves (For filling and venting), Simple to use.
  • 【Application】The refill adapter can be used to refill small CO2 tanks from larger CO2 tank, The refill adapter is US CGA-320(G1/2), Please make sure the thread type of CO2 tank is the same before purchase.
  • 【Precautions】If the vial thimble is very thick and short and cannot be inflated, Hose will expand, please replace the thin thimble bottle.The atmospheric cylinder should have sufficient pressure, If there is no siphon or liquid CO2 in the atmosphere bottle, Need to invert the CO2 atmospheric tank for inflation, Please read the instructions carefully.
  • 【Quality after-sales】We are very confident in this product, So we provide one year quality guarantee, For whatever reason, You are not satisfied, Please feel free to contact us, You will get a satisfactory answer.
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RCYAGO Portable Dissolved Oxygen and Temperature Meter, DO Range: 0-40.00 mg/L, 0.1 mg//L Resolution, Digital Dissolved Oxygen Meter with Electrode Filling Fluid (No Backlight)

  • ... test value is inaccurate and the calibration is still inaccurate, and the membrane sleeve needs to be replaced..
  • Adopts the digital screen display, which is more clear and convenient to read data. Auto power-off in 8 minutes if not using it. Low battery indication. Oxygen solubility will be affected by temperature, atmospheric pressure, and salinity. Our instrument with temperature compensation can meet normal use..
  • It is very suitable for measuring the dissolved oxygen level and temperature in a wide range of aquariums, swimming pools, ponds, freshwater aquaculture, marine aquaculture, school teaching experiments, laboratory sterile environment, aquaculture, scientific research, and other fields..
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Dissolved Oxygen Meter,Portable Oxygen Meter Range:0-40mg/L,Dissolved Oxygen Test Kit with Electrode Filling Fluid,Aquarium Water Test Kit

  • ...the environment:e.g.aquariums,swimming pools,teaching experiments, laboratory sterile environments,scientific research,environmental testing (lakes, streams, oceans),Wastewater treatment, wine production and other fields..
  • Oxygen solubility will be affected by temperature, atmospheric pressure, and salinity.Our dissolved oxygen meter with automatic temperature compensation,temperature compensation of 0-40 ℃ can meet normal use.Dissolved oxygen meter digital screen display with backlight makes data reading more clear and convenient.Auto power-off in 8 minutes if not using it and can low battery indication..
  • Compact pen-shape design of oxygen analyzer, lightweight for mobility,In order to better take care of the small pets in our family water, they can become healthier.The aquarium water test kit is a good choice.Through dissolved oxygen test kit you can test water anywhere to get the purest water..
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Casio Protrek PRW2500T-7 Multi-Band Atomic Solar Wristwatch

  • ...it: 5 m (20ft) Manual memory measurements (up to 14 records, each including altitude, date, time) High altitude / Low altitude memory Total Ascent / Descent memory Others: Reference altitude setting, Altitude differential.
  • Barometer Display range: 260 to 1,100 hPa (7.65 to 32.45 inHg) Display unit: 1 hPa (0.05 inHg) Atmospheric pressure tendency graph Atmospheric pressure differential graphic Barometric change indicator.
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barometer weather cpdmc

  • Do you like to measure atmospheric pressure on your android device?.
  • Free Barometer for you! HPa unit pressure..
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Staedtler Marumatic Drafting Pen 0.2mm 750 02

  • Chrome nickel steel nib for martial matic drafting pens for smooth writing.
  • The internal air pressure adjustment keeps it in the best condition at all times, responding to sudden changes in atmospheric pressure, preventing any....
  • Special precision grinding of the nib and middle point ensures smooth writing.
  • Material: Resin part: POM, Nib: Stainless steel.
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