Top Home Air Tester

Digital PH Meter, Water Quality Tester with 0-14ph Measurement Range, pH Meter 0.01 High Accuracy Pocket pH Tester, Suitable for Household Drinking Water, Aquarium, Swimming Pool, Hydroponics(1 Piece)

  • High Accuracy: Tester has a sensitive electrode sensor to read accurate pH Levels, it can ensure your pool, general hydroponics pH or even drinking water has a perfect pH balance. And the test range is from 0-14pH with an accuracy of 0.01pH, you can know better the liquid which you are going to use..
  • Easy to Use and Calibrate: Remove the protective cap and turn the meter by pressing the "ON/OFF" key, immerse the electrode in the solution to be tested, you can almost immediately get the pH test result of the water. As well, you can calibrate the tester with the button “CAL” using Buffer Powder..
  • Automatic Temperature Compensation: The pH meter can be adjusted automatically according to the water temperature and water quality, the tester can accurately test liquids which the temperature is range of 0°C - 60°C (32°F - 140°F). NOTICE: Its core functional part is a sensitive glass probe, which should be well protected and forbid with prolonged exposure to air..
  • Wide Use: The Pocket Size pH Meter, ideal tester for home and basic laboratory research uses. Suitable for testing the pH of drinking water, domestic food making (like wine, beer), swimming pools, aquariums, spas or hydroponics. It is definitely the perfect test kit for your daily life..
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seeed studio Air Quality Monitor Indoor，Air Quality Testor，Formaldehyde Detector，Real-Time Air Tracking for TVOC/PM2.5/PM10, Air Quality Detector for Home/Office/Car and Various Occasion (White)

  • ...nic compounds (TVOC), PM 2.5, PM 10, CO2, 0.001mg / cubic meter thousand accuracy. High performance chip makes digital detection signal amplification and anti-interference software algorithm, data more precise..
  • 【Multi-Function Air Quality Monitor Indoor】Built in DART electrochemical sensors, this indoor quality tester is designed to accurately track including HCHO/TVOC/CO2/PM2.5/PM10 (Formaldehyde/Total Volatile Organic Compound/Carbon Dioxide/Particulate Matter<.
  • 10μm) in your space, makes you know your air..
  • 【PORTABLE CO2 MONITOR】Spot check indoor air quality anywhere or leave device on for continuous monitoring ，This easy-to-carry air detector can help monitor air quality at home, kitchen, bedroom, office, school, car, hotel, travel, campingetc…especially in which has baby,child and pregnant woman. Built with 2000 mAn rechargeable battery and packaged with one USB cable, the standby time can last for 4-6 hours. Information is displayed on a clear color LCD display..
  • 【Easy to Use】This air quality monitor is easy to operate with just pressing the functional button. Updated user manual is very simple to understand. The smart air tester can track varieties of the environment in a period that your care about. At the same t....
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Cylinder Leak Down Tester Dual Gauge Leakdown Detector Kit - Tu-21 Cylinder Leakage Leakdown Test Set for Gasoline Engine

  • Features: The cylinder leak tester set with a ABS plastic blow-molded case can keep everything in place and protects the gauges during storage and....
  • Function: Leak tester kit is designed to detect a variety of common engine faults including: cracks in cylinder walls, worn piston rings, worn valves....
  • Wide Application: Engine leak down tester checks the amount of leakage in 4-stroke engines, fits all local and imported cars and trucks, ideal for....
  • Easy to Use: Remove the valve and turn the regulator off before applying shop air. Install the hose to the cylinder, calibrate the leak gauge, and....
  • What You Will Get: Cylinder Leak Down Tester Kit, including 480mm (18.9'') flexi hose, 12mm (0.47'') and 14mm (0.55'') spark plug adapters, fixed....
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Southwire Tools & Equipment 40012S Receptacle Tester Black

  • FAST & ACCURATE: Southwire’s 120 Volt AC receptacle tester is the ideal tester for home inspectors, electricians and home renovators who need to....
  • 2-SIDED LEGEND: Only from Southwire! Easily read test results with the tester facing right-side up or even upside down (depending on the outlet’s....
  • 6 TESTS IN ONE: Open ground, open neutral, open hot, hot and grounded reversed, hot and grounded neutral reversed and correctly wired.
  • SMALL YET DURABLE: Its small size won’t take up much space and fits perfectly in your tool bag and the durable housing with reinforced pins will....
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Pentair EC-523404 IntelliSync Pool Pump Control and Monitoring System – Limited Warranty

  • SPECIAL EDITION: Our water tester comes in a modern and improved edition to give you accurate results. The PoolWaterLAB Photometer 15 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 15 in 1 water tester, you can test up to 15 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 15 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 you....
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ARES 15044-32-Piece Cooling System Leakage Tester and Vacuum Refill Kit - Easily Test for Leaks in Cooling System - Change Coolant Quickly

  • SET INCLUDES: This Cooling System Leakage Tester and Vacuum Refill Kit includes a cooling system pressure pump with a nylon tube and gauge, a vacuum pump and refill apparatus, a black radiator cap tester, a blue radiator cap tester, a 90-degree pressure pump connector, a thermometer, a radiator test cap wrench, a conical rubber adapter, a coolant hose, a drain hose, and 22 test caps (No. 3 - No. 24) that cover a wide range of vehicles. Please see product manual for full compatibility details..
  • DESIGN CONSIDERATIONS: This set is designed to let you quickly and easily test for leaks in your cooling system. With the blue and black connectors, you can even pressure test your radiator caps. The vacuum pump and refill apparatus makes it simple to connect to your shop air supply, so you can refill coolant faster than time-consuming air-bleeding. The 90-degree connector allows you to work on recovery tanks located deep in the engine compartment..
  • QUALITY YOU NEED: Our Cooling System Leakage Tester and Vacuum Refill Kit makes it easy to test for leaks and refill coolant on nearly any vehicle. With added safety features, like its included thermometer and pressure release valve, you'll be able to work with confidence. Thanks to nylon construction this set is ligh....
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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 ....
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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..
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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..
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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, ....
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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....
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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....
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