ReviewsConductivity Meter For Environmental Monitoring

Bluelab MONGUA Guardian Monitor for pH, Temperature, and Conductivity (TDS) Measurements in Water with Easy Calibration, 3 in 1 Digital Nutrient Meter for Hydroponic System and Indoor Plant Grow White

  • Monitor pH up and down, temperature, nutrient (TDS) level in water to maximize your grow and ensure plants get a balanced feed.
  • General uses includes growing tent and reservoir.
  • Selectable conductivity units include TDS, EC, ppm 500, ppm 700 and CF.
  • This hydroponics tester has ATC that provides consistent reading regardless of any fluctuations in temperature.
  • High and low alarm when outside parameters, selectable units include TDS, EC, ppm 500, ppm 700 and CF.
  • Lab quality glass pH probe with easy two point calibration.
  • Conductivity / temperature probe comes factory calibrated so it's ready to be used.
  • Double junction probe is more accurate than test strips and drops.
  • Combine with Bluelab pen and meter for full garden nutrients monitoring in water and soil.
  • Other features: International power supply, water resistant design.
  • KIT INCLUDES: Calibration solution, EC probe and pH probe, probe care kit is sold separately.
  • Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers.
  • 2-Year Limited Warranty with proof of purchase (6-month warranty for pH probe).
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SHYC Thermometer Temperature Transparent Clear Outdoor Window Thermometer Clock Weather Tool

  • The transparent temperature monitoring meter can be mount to windowpane outdoor, you can reading the outdoor temperature in the room..
  • The transparent temperature monitoring meter owns built-in highly sensitive precision bimetals to sense the temperature change..
  • The thermometer adopts 3mm thickness acrylic as dial and stainless steel as chip shell, which is durable and wear resistant..
  • The thermometer is detachable, which is convenient to clean and recalibrate the recalibrating..
  • The temperature monitoring meter is practical in winter, when the indoor and outdoor temperature difference is large..
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Decibel Meter, Tadeto Digital Sound Level Meter Portable SPL Meter 30dB to 130dB MAX Data Hold with LCD Display Backlight A/C Weighted for Home Factories

  • ...alysis of machine motors and machines. More professional measurement methods provide users with a more perfect user experience..
  • 【Fast and Slow Measurement】 The sound level meter has the function of converting the fast and slow response rate. The fast response rate uses a time constant of 0.125s/time for general environmental measurement. The slow response rate uses a 1s/time constant, which is used for environmental measurements with relatively large changes in noise levels..
  • 【Digital LCD Display 】 The digital display is a 4-digit LCD display with a resolution of 0.1 dB. Large backlit LCD digital display, the reading effect is clearer in dark places. When the battery is low, the LCD display will display a low voltage icon, indicating that the power is low at this point and the battery needs to be replaced..
  • 【Convenient and Lightweight 】Tadeto sound level meter is lightweight and easy to carry. It's widely used in factories, transportation, car, baby room and audio system offices, sound quality control in homes, schools, and construction sites..
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Hofun TDS Meter Digital Water Quality Tester, TDS Temperature & Conductivity Meter 3 in 1, 0-4999 ppm, EC Meter, Digital Water Testers for Drinking Water, PPM Meter for Hydroponics Aquarium

  • ✔[ BONUS 3 in 1 Digital TDS Temperature & Conductivity Meter] Hofun 3 in 1 TDS, Electric Temperature & Conductivity Meter features the most advanced and updated technology. Three different measurement needs can be fulfilled by one digital water quality tester. Not only been convenient for you, but also saves your time and money, absolutely a helpful kit for your life..
  • ✔[ RELIABLE TDS METER -- ACCURATE & QUICK] Equipped with premium quality titanium alloy probe, Hofun TDS water quality tester enables quick and convenient test. Put the probe into water and LCD shows accurate results in seconds. In addition, advanced and reliable systerm ensures measurement accuracy, 0-9999 ppm, making it fits multiple usages, hydroponics meter,Ideal water testers for drinking water test, swimming pool, laboratory, aquarium, RO/DI Water etc..
  • ✔[ EASY READING BIG BACKLIT LCD DISPLAY & QUALIFIED WATER TESTER ] Hofun water quality test meter for hydroponics ec meter with Big Backlit LCD is far superior than other ones, which allows wider angles of data reading and night reading. Besides, Red backlight ( ppm figure over 40 ) means high level ppm figure. Green backlight ( ppm figure below 40 ) indicates TDS figure qualified for direct drinking water (Notes: Internatio....
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Nelawya 5.8dBi 915MHZ LoRa Gateway Indoor Antenna Magnet Base Pure Copper with 3M/10FT KMR195 Cable for Helium LoraWan RAK Nebra Bobcat 300 SenseCAP M1 Finestra Hotspot HNT Miner

  • Frequency Range:902MHz - 928MHz. Gain:5.8dBi.
  • This indoor pure copper encased omni-directional 915 MHz antenna with 5.8 dBi gain. Results in higher coverage and Increased $HNT revenue.The heavy-duty magnetic base that measures 2.4 inches in diameter and has a 10 ft/3 Meter KMR195 cable attached to go to your miner..
  • Works with Most of LoRa IoT Application to get more witnesses for more HNT rewards.Compatible with RAK Bobcat HNT Hotspot Miner, Helium HNT Mining, Low Data Rate Communication Networks, Long Distance LoRa Nodes, IoT & M2M Nodes, Industrial & Environmental Monitoring, Smart Metering Applications, Inventory Tracking, Vending Machine Data & Monitoring, LoRaWAN, Multipoint and NLOS Applications, Wireless Video and Security Systems..
  • Low Loss Cable:3 Meter(10ft) Long Low Loss KMR195 Cable Allowing Install The Antenna indoor/outdoor.
  • Package List: Antenna Kit x 1, Adapter x 1.
  • This antenna can be used outdoors however the magnet base is not rated for outdoor use, therefore we recommend keeping this inside near a window.Doing so will increase your witnesses and also beacons..
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Upgraded PH TDS Meter Combo, Reliable for Drinking Water Hydroponics Aquarium Swimming Pool, High Accuracy Low Impedance PH PPM EC Temperature Digital Backlit Water Tester Kits

  • 【High Response Rate】 The digital ph tds water meters are Backed by high quality pH sensor with low impedance, ensuring high response rate..
  • 【Reliable】:The Upgrade PH TDS Water Meter has High accuracy.auto. temp. compensation (ATC) ensures accuracy in various temperatures (32 to 122F),Up to 1500 hours' continuous operation..
  • 【Auto Calibration】:The Water Testing kits Include Double Complete Test Kit with ready-to-use buffer solution,Auto Calibration with Auto Buffer Recognition,The Manufacturer has Calibrated The Water Testers, Calibrate once,use for year.so you don't have to guess when to manually hold measurement..
  • 【Wide use】:Ph Meter for Water is Easy to Test Ph Up and Ph Down,with TDS Water Meter digital tester , is Suitable for Drink Water, alkaline water ,hard water ,Pools ,lab ,Hydroponic, Environmental Monitoring ,Aquarium, Spas/Tubs Aquaculture Cooling Towers..
  • 【LCD backlit display】: PH tester bright backlit LCD display, easy to use no matter in the day and night environment, accurate measurement and clear display results.ATC ,Auto temperature compensation..
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ALANMOND Plant Water Meter, 3-in-1 Soil Moisture/Light/pH Tester for Plants, Gardening Tool Kit for Garden, Farm, Lawn, Plant, Indoor & Outdoor Use – Golden

  • ✅ 【Optimal Solution】 The ALANMOND plant water indicator is an advanced tool that allows you to check the volumetric water content in the soil, allowing you to make sure the plants are properly taken care of..
  • ✅ 【How it Works】 Our plant moisture gauge makes use of the different conductivity of the 2 metals at the tip of the prove. Since water is a better conductor, then the higher the moisture level the greater the conductivity. This way, our hydrometer soil relies on durable indicators without using a battery..
  • ✅ 【Practical Device】 The plant water meter ensures accurate and instant testing results, so you can check for the humidity level of the soil in a quick instant. The dial is large and clear, which makes it very easy to read, especially since it includes ten scales..
  • ✅ 【Universal Use】 Our houseplant water meter is great for small gardeners or taking care of indoor plants but it’s also of great use in landscape irrigation, agriculture, and even research. Since every plant has different humidity requirements, it is important not to over-water the soil or let is get too dry..
  • ✅ 【Extreme Accuracy】 Because it uses a mechanical device based on conductivity difference, this plant moisture meter indoor is very accurate and pr....
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ALANMOND Soil Moisture Meter for Plants – Water Meter for Indoor Plants – Accurate Plant Water Gauge – Easy to Use and Reliable – Advanced Hydrometer for Plants – Golden

  • ✅ 【Optimal Solution】 The ALANMOND plant water indicator is an advanced tool that allows you to check the volumetric water content in the soil, allowing you to make sure the plants are properly taken care of..
  • ✅ 【How it Works】 Our plant moisture gauge makes use of the different conductivity of the 2 metals at the tip of the prove. Since water is a better conductor, then the higher the moisture level the greater the conductivity. This way, our hydrometer soil relies on durable indicators without using a battery..
  • ✅ 【Practical Device】 The plant water meter ensures accurate and instant testing results, so you can check for the humidity level of the soil in a quick instant. The dial is large and clear, which makes it very easy to read, especially since it includes ten scales..
  • ✅ 【Universal Use】 Our houseplant water meter is great for small gardeners or taking care of indoor plants but it’s also of great use in landscape irrigation, agriculture, and even research. Since every plant has different humidity requirements, it is important not to over-water the soil or let is get too dry..
  • ✅ 【Extreme Accuracy】 Because it uses a mechanical device based on conductivity difference, this plant moisture meter indoor is very accurate and pr....
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Training and Racing with a Power Meter

  • ...FLY Power Meter is directly installed to cycle rear valve (Only for CLINCHER tires) to monitor how the output from either of your legs change along the ride and keep you focused on your performance..
  • 【Patented Dynamic Pressure Variation Sensing Technology】The AROFLY Power Meter measures your ride power output by monitoring the variating tire pressure and other measurements combined. This is the first ever wheel-based power measurement system for accurate output recording..
  • 【Simple installation】Complete installation in under 10 minutes with no tools required, no modification to your drivetrain. Package contains LINK A1 Transmitter, Cadence Sensor and Power Meter, suitable for most types of bike tires, including Presta & Schrader Valves. AROFLY guarantees the riding experience and training quality of every cyclist through the rare tire pressure monitoring. **NOTE: Only works with Clincher tires, not compatible with Tubular or Tubeless..
  • 【Customer Experience Satisfaction】Your satisfaction is always our priority. We offer a one-year warranty for after-sales service and will give you comprehensive support when any issues occur..
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Signalplus Helium Bobcat HNT Hotspot Lora LoT Antenna 868/915mhz 10dbi 35.4inch+32.8ft SMA/RP-SMA Cable

  • Shenzhen Qifan Communication Equipment Co., Ltd. was founded in 2009. We mainly focus on Antenna Researching ,Signal Electrical Production,Household Electric Appliances. We have awarded ISO9001 certification. What’s more, our products are earning positive reputation of market and have been widely used in China, Europe and the United States..
  • N Female connector- Outdoor weatherproof fiberglass with high gloss urethane finish - Integrated ground plane - No additional ground plane needed - Mast sold separately.
  • Applications Include: Low Data Rate Communication Networks, Long Distance LoRa Nodes, IoT & M2M Nodes, Industrial & Environmental Monitoring, Smart Metering Applications, Inventory Tracking, Vending Machine Data & Monitoring, LoRaWAN, Multipoint and NLOS Applications, Wireless Video and Security Systems.
  • with 32.8FT RG58 SMA cable ,include 1pcs RP-SMA adapter.
  • Weatherproof. Built with Fiberglass & Aluminum Alloy. Guaranteed 50-100 nm range improvement..
  • Packing Listing : 1xAntenna & 1X10 meter of SMA RG58 Cable & 1X SMA Female to RP-SMA Male Adapter & 1set U-clip code.
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Ketone Breath Meter Profession Ketone Breath Analyzer Keto Testing Kit with 10 Mouthpieces

  • This ketone Breath meter is an easy-using and self-monitoring device for individuals following on a keto life. Breath ketosis meter saves you from....
  • This ketone breath analyzer is an easy-using and self-monitoring device for individuals following on a keto life. Ketosis breath analyzer saves you....
  • Ketone breath analyzer detects your breath acetone from 0 to 99 PPM and follow 6 level guidance: 0.0-1.9ppm (No ketosis), 2.0-3.9ppm (Early Stage....
  • Kind reminder: please do not compare the testing readings with the the traditional meter because of different analyzing methods, our ketone breath....
  • keto breath analyzer is guaranteed with 12 months, if you are not satisfied for any reason, we offer money back for 30 days after purchase, or we will....
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