Reviews Air Quality Monitoring Equipment

M-Audio HDH40 – Over Ear Headphones with Closed Back Design, Flexible Headband and 2.7m Cable for Studio Monitoring, Podcasting and Recording, Black

  • 40mm neodymium dynamic magnet driver delivers high quality sound perfect for studio monitoring, podcasting and private listening.
  • 180-degree rotatable frame, stainless steel telescopic arms with scale, leather cushioning and flexible headband for a perfect fit and hours of comfortable listening.
  • Impedance of 32Ω and 95dB sensitivity ensures compatibility with the widest range of equipment.
  • 2.7m long fixed cable ensures a secure connection.
  • connect tablets and smartphones, or use ¼-inch adapter to connect to pro audio equipment such as mixers, audio interfaces and digital pianos.
  • Perfect for listening to music, movies, audio books, podcasts, studio recording and monitoring.
  • Compatible with Iphone, Android, Playstation and more.
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ecobee Inc. EB-STATe3-02 Smart WiFi Thermostat with Room Sensor (Certified Refurbished)

  • ...ntrol or replacing batteries. If you run into problems, our dedicated support team is available 7 days a week..
  • Add in a SmartSensor which allows you to measure the temperature in rooms that matter most, like the nursery or bedroom. It reads temperature and movement in whatever room it is placed in for complete home monitoring and energy savings (SmartSensor sold separately)..
  • Compatibility : Works with most 24VAC HVAC equipment, including conventional furnaces and air conditioners (2H/2C), heat pumps (2H/2C + 1 stage AUX heat), boilers, and PTACs or fan coil units with up to 3 fan speeds. 1 wire accessory support for humidifiers, dehumidifiers, and ventilators (HRV/ERV)..
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5 Gallon Tempered Glass Lid Vacuum Chamber and 4CFM 1 Stage Vacuum Pump HVAC for Stabilizing Wood, Degassing Silicones, Epoxies and Essential Oils

  • ...ass stainless steel container is in high strength, very durable and can withstand up to 160ºF. The tempered glass lid is durable and sturdy, which is specially designed for stabilizing wood and experiments with volitile compounds, and can provide a good visibility for work, it is bulletproof..
  • 【Low Noise and Easy Monitoring】The vacuum pump is equipped with 1 silencer to reduce motor vibration and equipment noise, so it can run quieter. and it comes with an oil viewing window so that you can easily monitor the oil level and quality, prevention of oil deficiency..
  • 【Long Service Life】Intelligent radiator protects itself and prevents it from burning out when something is stuck. Built-in thermal protection can avoid burning the machine. And anti-skid rubber shock absorption and seismic resistance can extend the machine life..
  • 【Good-quality accessories】Durable brass fittings fit all vacuum pump ports. 50 micron air filter reduces air flow back into the chamber for purging and prevents dust and debris from entering the chamber. 4.75" x 4.75" non-stick silicone gasket allows you to easily remove mixtures. Max vacuum rates to 29.9inHg at sea level..
  • 【Wide Application】Our vaccum chamber kit can be perfectly equipped with single or dual stage 3 to ....
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Military Smart Watch for Men Answer/Make Call 1.85 Inches HD Outdoor Tactical Sports Rugged Smartwatch Fitness Tracker Watch with Heart Rate Blood Pressure Sleep Monitor for iPhone Android Phone

  • ... The reference data of the exercise will be uploaded to the APP, set a goal for your exercise, and work hard to achieve it! The military smartwatch also provides you with more useful functions such as weather forecasts, alarm clocks, camera controllers, music control, sedentary reminder, and more..
  • 【24H HEART RATE MONITORING & SLEEP TRACKING】- Bassizo fitness tracker provides health monitoring functions such as 24-hour real-time heart rate detection, blood pressure, blood oxygen, and sleep quality monitoring. You can learn about your physical health through monitoring feedback data, and at the same time allow you to develop good health habits (Note: It cannot be compared with hospital equipment, not medical equipment!!).
  • 【LARGE CAPACITY BATTERY】- Bassizo men's sports watch has a built-in 350mAh battery, which can be fully charged in 2 hours, can be used for up to 5-7 days and has a long standby time of about 15 days. Waterproof Men's Smart Watch has no problem washing hands and jogging in the rain (but does not support swimming, diving, shower/sauna, etc.)..
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V TELESKY 5 Pack 6.6Ft DS18B20 Waterproof Temperature Sensor with Digital Thermal Stainless Steel Tube Probe

  • High Quality: The probe adopts imported DS18B20 temperature sensor chip, each pin of the chip is separated by a heat shrink tube to prevent short circuit, internal sealing glue, waterproof and moisture-proof..
  • Temperature Range: -55°C〜+125°C （The lead can only withstand a high temperature of about 85°C）,within the range of -10℃～+85℃, the accuracy is ±0.5℃..
  • Output Lead: red (VCC), yellow (DATA), black (GND).
  • Application Scope: temperature monitoring of cold storage, telecommunications room monitoring, environmental monitoring, air conditioning monitoring, household refrigerators, etc..
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2 Gallon Vacuum Chamber with Pump, Stainless Steel Vacuum Degassing Chamber Kit, Degassing Chamber Kit with 3CFM 1/4HP Single Stage Vacuum Pump & Oil, Not for Wood Stabilizing

  • ...Single Stage Vacuum Pump, Direct Drive Motor is easy to start. Hydro-tested stainless steel container is in high strength, very durable and can withstand up to 160ºF. Heavy duty 3/5" shatter-resistant acrylic crystal lid is convenient for you to observe the interior state, and it is bulletproof..
  • Low Noise and Easy Monitoring: The vacuum pump is equipped with 1 silencer to reduce motor vibration and equipment noise, so it can run quieter. and it comes with an oil viewing window so that you can easily monitor the oil level and quality, prevention of oil deficiency..
  • Long Service Life: Intelligent radiator protects itself and prevents it from burning out when something is stuck. Built-in thermal protection can avoid burning the machine. And anti-skid rubber shock absorption and seismic resistance can extend the machine life..
  • Good-quality accessories: Durable brass fittings fit all vacuum pump ports. 50 micron air filter reduces air flow back into the chamber for purging and prevents dust and debris from entering the chamber. 4.75" x 4.75" non-stick silicone gasket allows you to easily remove mixtures. Max vacuum rates to 29.9inHg at sea level..
  • Wide Application: Our vaccum chamber kit can be perfectly equipped with single or dual stage 3 to 9 CFM pumps. ....
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Bassizo Smart Watch for Men (Answer/Make Call), 1.85 Inch HD Outdoor Military Tactical Sports Watch, Fitness Tracker Smart Watch with Heart Rate Blood Pressure Sleep Monitor for iPhone Android Phone

  • ...rged in 2 hours, can be used for up to 5-7 days and has a long standby time of about 15 days.IP67 Waterproof Standard Men's Smart Watch has no problem washing hands and jogging in the rain (but does not support swimming, diving, shower/sauna, etc.)..
  • 【24H HEART RATE MONITORING & SLEEP TRACKING】- Bassizo fitness tracker provides health monitoring functions such as 24-hour real-time heart rate detection, blood pressure, blood oxygen, and sleep quality monitoring. You can learn about your physical health through monitoring feedback data, and at the same time allow you to develop good health habits (Note: It cannot be compared with hospital equipment, not medical equipment!!).
  • 【24 SPORTS MODES & FITNESS TRACKERS】- Bassizo step counter watch supports multiple sports modes, which include Walking, running, basketball, football, cycling, rope skipping, mountain climbing, etc. The reference data of the exercise will be uploaded to the APP, set a goal for your exercise, and work hard to achieve it! The military smartwatch also provides you with more useful functions such as weather forecasts, alarm clocks, camera controllers, music control, sedentary remi....
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1.5 Gallon Tempered Glass Lid Vacuum Chamber with 4CFM 1/4HP Single Stage Vacuum Pump Perfect for Stabilizing Wood, Degassing Silicones, Epoxies and Essential Oils

  • ...ass stainless steel container is in high strength, very durable and can withstand up to 160ºF. The tempered glass lid is durable and sturdy, which is specially designed for stabilizing wood and experiments with volitile compounds, and can provide a good visibility for work, it is bulletproof..
  • 【Low Noise and Easy Monitoring】The vacuum pump is equipped with 1 silencer to reduce motor vibration and equipment noise, so it can run quieter. and it comes with an oil viewing window so that you can easily monitor the oil level and quality, prevention of oil deficiency..
  • 【Long Service Life】Intelligent radiator protects itself and prevents it from burning out when something is stuck. Built-in thermal protection can avoid burning the machine. And anti-skid rubber shock absorption and seismic resistance can extend the machine life..
  • 【Good-quality accessories】Durable brass fittings fit all vacuum pump ports. 50 micron air filter reduces air flow back into the chamber for purging and prevents dust and debris from entering the chamber. 4.75" x 4.75" non-stick silicone gasket allows you to easily remove mixtures. Max vacuum rates to 29.9inHg at sea level..
  • 【Wide Application】Our vaccum chamber kit can be perfectly equipped with single or dual stage 3 to ....
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Kozyvacu Dual-Stage Rotary Vane Vacuum Pump for HVAC/Auto AC Refrigerant Recharging, EPoxy Resin or Wine Degassing, Laboratory, Medical or Milking (TA500)

  • ✅KEY SPECIFICATION: Dual Stage vacuum, Flow Rate: 5.0 CFM, Ultimate Vacuum:40 Microns, 1/2HP AC Air Tool Rotary Vane ,Inlet Port: 1/4 Flare and 1/2 ACME male ,Voltage /Frequency: 120V/60Hz,Oil Capacity:380 ml.
  • ✅NOISE REDUCTION-- This Vacuum Pump equips with a noise reducer and makes the vacuum pump run quieter..
  • ✅GUARANTEED QUALITY:The all-copper wired motor is stronger than other similar aluminum wired motor and has a longer service life..
  • ✅EASY MONITORING-- This vacuum pump comes equipped with an oil viewing window so that you can easily monitor oil levels and quality, prevention of oil deficiency. 1 bottle of vacuum pump oil is included..
  • ✅WIDELY USED: vacuum pump is widely used for both commercial and household applications.such as refrigeration maintenance, printing machinery, e-poxy resin degassing, wine degassing, thermoforming, vacuum packaging, medical equipment..
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