ReviewsHome Air Tester

Indoor WiFi Air Quality Monitor Meter for PM2.5，CO2,AQI Temp Detector Real Time Data Recording，Digital Temperature and Humidity 7-in-1 Gas Pollution Pressure Detector, LED Display

  • ...s know via email, we will provide remote supports..
  • 【Support and Mobile Phone Connection】As this is a Wi-Fi device (ONLY works with 2.4GHz Wi-Fi)，The application we adopted is the most advanced graffiti intelligence technology in the market. You can monitor you in real time after you connect your phone and our tester. Use the graffiti monitoring software to remotely check 5 indicators. Automation can trigger (from PM2.5 and PM10) or advanced CO2 calculations on the aggregated "air quality" metric..
  • 【Upgrades High-Precision Data Range】The air quality tester devices has built-in advanced Infrared (NDIR) & laser scattering detection sensors. Working Temp33.8°F-185°F, Indicator lights, simulation bars and facial expressions indicate multiple air quality levels. Note: The CO2 level of the air is not a fixed data,it's changing in a range anytime, so the reading in the display is fluctuating..
  • 【Colorful HD LED Screen & Alarm Function】 KOPUO air quality tester boasts 3.5 inch LED Screen and an elegant profile. Through the multi-colored indicator, you will know the air quality, the temperature and the humidity level of your room。 To ensure the accuracy of the sensors, make sure it is placed in a ventilated environment。 When the air pollution ....
Check Stock

Aicevoos D2S Receptacle Tester with LCD Display, for Standard 3-Wire 120V Electrical Outlets

  • PROFESSIONAL OUTLET TESTING: This outlet tester is not only designed for power outlet wiring testing, but also for GFCI testing, which can quickly and accurately detect the most common wiring conditions and problems..
  • INSTANT INSPECTION: Just plug the circuit tester into a standard North American outlet, and the clear LCD indication instantly shows the accurate wiring status, you can understand the results without looking at the graph..
  • GFCI TEST FUNCTION: Press the red "leakage protection" detection button, the leakage protection switch will trip and power off in time (the air switch is not controlled). If the leakage protection switch does not trip, please contact a professional for maintenance in time.
  • WIRING DETECTION: Small and lightweight socket-type tester detects open ground, open neutral, open hot, double open (neutral and ground), reverse hot/ground and reverse hot/neutral wiring faults..
  • WHAT YOU WILL GET: 1 Piece Advanced GFCI Power Outlet Tester.
  • Any questions, please feel free to contact us..
Check Stock

allsun Auto Ignition Tester Pen Ignition Spark Indicator Spark Plugs Wires Coils Diagnostic Tool Car Voltage Cable Tester Detector

  • Spark plug wire coil diagnostic tool tester,test spark plugs,coils,and distributors on breaker point and electronic ignition systems..
  • Spark plug tester,blunt nose tip prevents lead puncturing.High intensity bulb and viewing window for greater flash concentrating..
  • Automotive spark plug wire tester, tests spark plugs,spark plug wires,and coils without puncturing the wire..
  • Pen high voltage cable tester,with the engine running,place the grooved end of the tool over the spark plug wire.The blub will flash to indicate....
  • Voltage tester tool, easy to carry and use, it's suitable for home application, garage, laboratory..
Check Stock

Non-Contact Voltage Tester Pen - Dual Range AC Voltage Tester 12V/48V-1000V, Live/Null Wire Circuit Detection Tester Breakpoint Finder Electrical Outlet Voltage Detector, Measure AC Circuit Tester

  • Safety and Security: Non-contact voltage tester has passed the CE CAT III 1000V CAT IV 600V test certification. When the ac electrical tester pen detects a voltage, the probe will flash red and beep, the higher the detected voltage, or the closer it is to the voltage source, the dual range voltage detector will beep at a higher frequency. The ac socket tester detects low voltage and neutral and triggers a yellow flashing light, and detects high voltage and live wire triggers a red flashing light.
  • Non-Contact: The ac circuit tester uses a non-contact method to measure voltage, with an NCV induction probe for detecting ac voltage, you only need to place the tip of an electric circuit detector near an outlet or power cord to detect the presence of voltage.The dual range circuit voltage tester is a safe double insulation, you don't have to worry about being shocked, voltage detector tool is very safe, and it is an ideal device to help determine the neutral or live line and breakpoint testing.
  • Dual Range: The electrical current tester detects standard voltage and low voltage ranges (12-1000V AC / 48-1000V AC), making the measurement more flexible and accurate. NCV sensitivity is automatically adjusted from low to high, low sensitivity can detect doorbells, ....
Check Stock

Diamond Tester＋60X LED Magnifying Glasses Jeweler Tool Kit Combo，for Novice and Expert - Diamond Selector II 9V Battery Included(Diamond Tester+)

  • ✔【Intuitive Design】Molo Diamond Tester Pen comes with LED lights and audio indication. During a test, if the stone tested is a diamond, the LED lights will light up as the stone passes each test conducted by the Diamond detector. Once our Diamond Tester Pen has completed all of its tests, the pen will make a beep sound as well as show a row of fully lite LED lights..
  • ✔【Fast Results】Molo’s Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a matter of seconds..
  • ✔【Simple to Use】Molo Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester Pen detector.
  • place the tip of the Diamond Tester on the gem stone (lightly pressed is sufficient) and If the stone is fake, crystal or cubic zirconia, the tester will not beep. To determine the clarity of a diamond use 60X LED lighted Loupe, magnifying glasses..
  • ✔【Portable】Molo Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit into any purse or backpack. Molo’s Diamond Tester Pen and 60X LED Lighted Loupe combo is a must have tool kit when you are going to a garage sale, flea market, swap....
Check Stock

Diamond Tester Pen, High Accuracy Jewelry Diamond Tester,Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter,Accuracy Jewelry-Diamond Tester Pen

  • This gemstone testing equipment is not only a diamond tester, but also a multi gemstone tester. It can detect if a gemstone is real or fake, including: diamond, sapphire, ruby, crystal, agate, jadeite, and other precious stone of various sizes..
  • Simple to Use Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester Pen detector.
  • place the tip of the Diamond Tester on the gem stone (lightly pressed is sufficient) and If the stone is fake, crystal or cubic zirconia, the tester will not beep..
  • Professional Diamond Selector II will indicate genuine diamond or fake,Uses large / small switches for testing diamonds,Emits audible sounds to easily differentiate the readings,Batteries: 1 x 9v Battery ( included),Package Contents: 1 x Diamond Tester.
  • Popular among professionals, hobbyists, coin enthusiasts, and business owners alike. Excellent tools. Excellent Value. Great gift idea..
  • Application Range:Industrial Purpose, Circuit Board And Printing , Industry, Medicine, Gardening, Coin, Diamond,Stamp, Jewelry, Appraisal, Education, Geography, Home And Office.fast and safe This diamond selector tester designed for quick, precise, and safe diamond testing. No harm to diamonds. If you have any question....
Check Stock

Hot Tub and Pool Test Set 13 in 1 - Professional Pool and Spa Water Testing for Home Easy to Use

  • SPECIAL EDITION: Our water tester comes in a modern and improved edition to give you accurate results. The pool lab Photometer 13 in 1 gives you a modern solution for professional water analysis in whirlpools and pools. It has 6 quick access buttons for personal measuring methods..
  • MULTI-FUNCTIONAL: With our 13 in 1 water tester, you can test up to 13 water parameters such as pH value Chlorine(free/combined/total), Alkalinity (Acid Capacity), Cyanuric Acid (Stabilizer), Active Oxygen (MPS), Bromine, Chlorine Dioxide, Ozone, Hydrogen Peroxide LR, Hydrogen Peroxide HR, Total Hardness, Calcium Hardness, Urea. You only need our water tester to test the 13 water parameters..
  • FREE SOFTWARE: Our electronic water tester comes with free software that you can use in your PC and MAC. You can also use the free app for iOS and Android. You also get a free cloud service to help you synchronize data between your smartphone and computer. The cloud service also helps you store the data and make it easily accessible when you need it..
  • POWER EFFICIENT: The electronic photometer doesn’t need a lot of battery power to work. It comes with 3 x AAA batteries that can run the water tester for a long time before replacing them. Our water tester is just what you need in your ho....
Check Stock

Diamond Tester Pen,High Accuracy Jewelry Diamond Tester＋60X Mini LED Magnifying Jeweler Tool Kit,Professional Diamond Selector for Novice and Expert, Thermal Conductivity Meter- 9V Battery Included

  • ■【Intuitive Design】Hqdz-td Diamond Tester Pen comes with LED lights and audio indication. During a test, if the stone tested is a diamond, the LED lights will light up as the stone passes each test conducted by the Diamond detector. Once our Diamond Tester Pen has completed all of its tests, the pen will make a beep sound as well as show a row of fully lite LED lights..
  • ■【Simple to Use】Hqdz-td Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester Pen detector.
  • place the tip of the Diamond Tester on the gem stone (lightly pressed is sufficient) and If the stone is fake, crystal or cubic zirconia, the tester will not beep..
  • ■【Fast Results】Hqdz-td's Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a matter of seconds..
  • ■【Portable】Hqdz-td Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit into any purse or backpack.Diamond Tester Pen and 60X LED Lighted Loupe combo is a must have tool kit wh....
Check Stock

Best Sellers Diamond Tester Pen＋60X Mini LED Magnifying,High Accuracy Jewelry Diamond Tester Tool,Environmental Protection 9V Battery,Professional Diamond Selector for Novice and Expert

  • ✔【Intuitive Design】Hqdz Diamond Tester Pen comes with LED lights and audio indication. During a test, if the stone tested is a diamond, the LED lights will light up as the stone passes each test conducted by the Diamond detector. Once our Diamond Tester Pen has completed all of its tests, the pen will make a beep sound as well as show a row of fully lite LED lights..
  • ✔【Simple to Use】Hqdz Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester Pen detector.
  • place the tip of the Diamond Tester on the gem stone (lightly pressed is sufficient) and If the stone is fake, crystal or cubic zirconia, the tester will not beep. To determine the clarity of a diamond use 60X LED lighted Loupe, magnifying glasses..
  • ✔【Fast Results】Hqdz’s Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a matter of seconds..
  • ✔【Portable】Hqdz Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit into any purse or backpack. Hqdz’s Diamond Tester Pen and 60X LED Lighted Loupe combo is a must have tool kit when you are going to a garage sale, flea market, swap....
Check Stock

Ammonia Gas Detector,0~100PPM NH3 Concentration Tester, Air Quality Humidity Temp Reader with Alarm for Home Decoration,Poultry Farm,Industry (AIOMEST AI-5800G)

  • ✅【High Accuracy】-Measuring ammonia gas range 0~100PPM, with resolution of 0.1PPM and high accuracy +/- 2%, this air quality meter works well in continuous monitoring NH3 in real time..
  • ✅【Double Alarm】-Installed with light/sound alert, when the ammonia intensity reaches the alarm value (AL1, AL2) you set, AI-5800G will remind you to take necessary action, with both red light indicator and buzzer..
  • ✅【Wide Applications】-Combing temperature and humidity function in one, this particle tester shows ambient humidity and temperature -4~122℉(-10 ~ 50℃) on the large color LCD screen simultaneously, great for home decoration, mining, poultry pig farms..
  • ✅【Long Service-Life】-Built-in 1600mAh large capacity rechargeable battery, this ammonia tester provides longer service time. Recharge the instrument with USB cable (included), when low battery indicator appears..
Check Stock

Diamond Tester and 60X LED Magnifying Glasses Jeweler Tool Kit Combo，for Novice and Expert - Diamond Selector II 9V Battery Included Diamond Tester

  • ■【Intuitive Design】Yhkj Diamond Tester Pen comes with LED lights and audio indication. During a test, if the stone tested is a diamond, the LED....
  • ■【Simple to Use】Yhkj Diamond Tester Pen is simple to operate to get results, professional(s) are not required. Simply turn on our Diamond Tester....
  • ■【Fast Results】Yhkj’s Diamond Tester Pen is design to deliver fast, accurate results. You will be able to know if something is fake in a....
  • ■【Portable】Yhkj Diamond Tester Pen and 60X LED Lighted Loupe each comes with its own convenient carrying cases. Both items are small and can fit....
  • ■【Application Range】Diamond,Stamp, Jewelry, Appraisal, Education, Geography, Home And Office..
Check Stock