Reviews Altitude Measurement

AVTREK Mens Outdoor Sport Tactical Survival Watches Hiking Digital Wrist Watch Smart Swimming Military Army Altimeter Barometer Compass Watches

  • Summary of main functions: Pedometer, Calories, Countdown timer, Metronome,Altitude measurement, Atmospheric pressure measurement. Compass, Dual Time, 2 sets of alarm, 12/24H Format, Date/Week, Hourly Chime, 50M waterproof ,Super Backlight..
  • Digital Compass: The compass which is accurate, it’s a great sports watch for hiking or outdoor activities and wilderness survival.we will calibrated the compass during production. But it’s better calibrate it automatically or manually before you use it..
  • Barometer ,Altimeter and Weather Forecast: Barometer shows local pressure and sea level pressure, Altimeter tells current altitude and 24-hour history by trend graph. 4 weather forecast symbols indicates the predicated weather. (units can be switch between Fahrenheit and Celsius).
  • Outdoors Military tactical Watch: it can be used for tactical training, hiking,swimming or any outdoor sports. great looking with military style. This is both technological and tactical for a long battery watch..
  • Material & Size: it’s solid, durable and rugged case, diameter 50.0mm/1.96inch, durable and breathable nylon band with stainless steel buckle,and suitable for wrist from 7.08 to9.45 inches, big watch face with large numbers. Easy for time reading..
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AVTREK Men's Outdoor Sport Digital Wrist Watch Multifunctional Smart Watch Swimming Military Army Watches Altimeter Barometer Compass Waterproof 50m (Green)

  • Summary of main functions: Pedometer, Calories, Countdown timer, Metronome,Altitude measurement, Atmospheric pressure measurement. Compass, Dual Time, 2 sets of alarm, 12/24H Format, Date/Week, Hourly Chime, 50M waterproof ,Super Backlight..
  • Digital Compass: The compass which is accurate, it’s a great sports watch for hiking or outdoor activities and wilderness survival.we will calibrated the compass during production. But it’s better calibrate it automatically or manually before you use it..
  • Barometer ,Altimeter and Weather Forecast: Barometer shows local pressure and sea level pressure, Altimeter tells current altitude and 24-hour history by trend graph. 4 weather forecast symbols indicates the predicated weather. (units can be switch between Fahrenheit and Celsius).
  • Outdoors Military tactical Watch: it can be used for tactical training, hiking,swimming or any outdoor sports. great looking with military style. This is both technological and tactical for a long battery watch..
  • Material & Size: it’s solid, durable and rugged case, diameter 50.0mm/1.96inch, durable and breathable nylon band with stainless steel buckle,and suitable for wrist from 7.08 to9.45 inches, big watch face with large numbers. Easy for time reading..
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Digital CO2 Carbon Dioxide IAQ Monitor Controller with Relay Function 4.5m Cable NDIR Sensing Probe for Green House Home, Office, Factory

  • 【Smart Controlling】This controller has a built-in photo sensor that overrides the CO2 control and shuts off the CO2 device when it senses darkness.It helps you to Monitor & Controlling CO2 value in Greenhouse or residential..
  • 【Control CO2 Generator】With minimum and maximum CO2 levels. In Plant Mode, when the minimum level is sensed, power is supplied to a CO2 generator or regulator via the output socket. When the maximum level is reached, the power is turned off. Opposite in Human Mode..
  • 【Adjustable Altitude】The monitor can be used in different altitude. You may adjust the current altitude to get precise value..
  • 【Extendable Sensing Probe】Display CO2 chart with adjustable time scale (week/day/hour/min/auto). Sensing probe cable is 4.5 meter long to extend your measure spot 4.5 meter away from display..
  • 【High Accuracy】Accurate 2-Channel low drift NDIR CO2 measurement , programmable CO2 control value & zone value allows you to set desired CO2 level for different plants..
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EM90 Handheld GPS Navigation Track, High Land Area Meter MeasuInstrument, 100-240V Land Area Measurer

  • High Precision: It adopts for U-BLOX chip, equipped with GPS positioning system, with precise measurement, small error and high precision.
  • Anti-skid Design Ensures Working Experience: VI level anti-skid design, using professional ergonomic design, not easy to fall off when working.
  • Waterproof and Dustproof: Waterproof, dustproof, fall proof, stable performance, no need to worry about machine falling when measumountain forest and fish pond.
  • LED Backlight Offers CleObservation: Equipped with LED backlight display, the measurement results can be displayed on the screen directly, convenient for observation.
  • Real Time Tracking: It supports full screen display of real-time track, which can display navigation and positioning information such as real-time accuracy, latitude, altitude, etc., and real-time restore of walking track with GPS positioning data, which can be display.
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SUUNTO Vector Wrist-Top Computer Watch with Altimeter, Barometer, Compass, and Thermometer (Yellow)

  • Altimeter: Altitude with alarm, vertical speed, and vertical difference measurement..
  • Compass: Cardinal bearing, North-South arrow, bearing tracking, adjustable declination setting.
  • Time/Watch: Calendar, 3 alarms, chronograph, countdown timer.
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SUUNTO Unisex's Core Outdoor Watch, Black Yellow TX, One Size, Core

  • Suunto Core Classic series synonymous with outdoor watches.
  • Main Use: mountain climbing, trekking, outdoor sports, etc.
  • Main Functions: Time display, altitude, atmospheric pressure, direction, water depth measurement.
  • Water Resistance: 30 Meters / 3 ATM Water Resistant.
  • Battery: Battery (CR2032), Operating Time: Approx. 12 months (watch display).
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Casio Men's G-Shock Move GBD-H2000-1BCR Quartz Watch

  • Calculate and display distance, speed, pace, and other information using GPS or accelerometer.
  • auto pause function Training Analysis: Cardio load status.
  • Activity Log Data: Up to 100 runs with up to 200 laps each, measurement time, distance, pace, calories burned (energy source used), heart rate, maximum heart rate, cardio load, pitch, maximum pitch, stride, altitude gained, number of strokes, SWOLF.
  • Wrist Heart Rate Measurement: (30~220 bpm): Heart rate, target heart rate setting, graphic heart rate zone indication, heart rate graph, maximum heart rate, minimum heart rate, Step Count Measurement: 3-axis acceleration sensor, step count display range (0 to 99999 steps), step count reset, automatic reset at midnight every day, Active Time Measurement: Special algorithm measures movement time using status analysis (walking, running, biking).
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Suunto Elementum Terra Altimeter Watch Negative Amber One Size

  • Heart rate monitor offers adjustable heart rate limits, interval timer, 32 kB logbook memory with average/highest/lowest heart rate, heart rate graph.
  • Altimeter provides altitude with alarm, vertical speed, and vertical difference measurement.
  • Watch/time includes calendar, three alarms, dual time, water resistant to 100 meters/330 feet.
  • PC interface and cable to connect to Activity Manager software for download and further analysis of your recorded day.
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Casio Protrek Tough-Solar PRW3500-1 Multi-Band 6 Triple Sens

  • ...ic pressure differential graphic Atmospheric pressure change indicator (arrow indicates significant change in pressure).
  • Quartz movement with digital display and Buckle closure, Water resistant to 200 m (660 ft).
  • Altimeter Measuring range: -700 to 10,000 m (-2,300 to 32,800 ft) Measuring unit: 1 m (5ft) Manual memory measurements (up to 30 records, each including altitude, date, time) Auto log data (High/low altitudes, auto cumulative ascent and descent) Trek log data (up to 14 records of high/low altitudes, auto cumulative ascent and descent of particular treks) Others: Relative altitude readings (3,000 to 3,000 m), Selectable measurement interval: 5 seconds or 2 minutes.
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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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