Best Crack Meter

GDbow Breath Ketone Analyzer Keto Meter Digital Display Measuring Ketones

  • Cautions before measurement: Be cautious about factors that may affect your results because the device is with high sensitivity sensor and avoid....
  • Breath ketone meter 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....
  • 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....
  • Kind reminder: please do not compare the testing readings with the the traditional meter because of different analyzing methods, our ketone breath....
  • Ketone breath meter 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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SMD Meter Capacitance Diode Resistance Measuring Instrument Handheld Resistance Capacitance Tester for Electrician with Diode Test 1.5V

  • 【SPECIAL MEASURING】This meter is specially used to measure SMD(surface mounted device).
  • 【WIDELY APLLICATION】This HP-990B handheld diode meter is suitable for agricultural, home appliance, industrial and office use..
  • 【AUTOMATICALLY DIODE】This handheld diode meter will be off automatically after 15minutes when there is no operation..
  • 【LARGE LCD DISPLAY】This HP-990B handheld diode meter is with large LCD make you read easily..
  • 【UNIQUE HANDHELD DESIGN】This HP-990B handheld diode meter is handheld design, easy to grip and use..
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EKM Metering Electric kWh Meter and Indoor Enclosure Kit Bundle - 3-Wire, Single Phase, 120/240 Volt Pass-Through kWh Energy Meter with Professional, Custom-Designed Indoor Enclosure Cover Kit

  • KWH ELECTRIC METER – The 120/240 volt, three-wire, 100A, 60Hz kWh metering system is built to meter and monitor household, apartment, and solar power with its non-resettable LCD screen.
  • COMPACT, EASY-TO-INSTALL DESIGN – The kilowatt usage meter is designed for simple DIN-rail mounting, as wires pass through 3/8″ diameter tubes. Usage data is maintained through power outages..
  • METERING LEADER – EKM Metering is a trusted brand of submeters and omnimeters. The Electric kWh Meter features LCD readout in hundredths of a kWh (up to 99999.99 kWh) with 800 pulses per kWh..
  • INDOOR ENCLOSURE KIT INCLUDED – Also from EKM Metering Inc., the adjustable Indoor Enclosure Kit adds a professional look to the Electrical kWh Meter so that only the face of the meter is exposed..
  • BACKED BY THE AMAZON A TO Z GUARANTEE: Receive a full refund on this EKM Metering Bundle (includes one Electric kWh Meter and one Indoor Enclosure Kit) if you are unsatisfied for any reason..
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5 in 1 PH Meter, TDS/EC/Salinity/Temp/PH Meter for Water, Digital PH Tester 0.01 High Accuracy Water Testing Kits for Drinking Water, Pools, Fish Tank, and Hydroponics, PH Pen Hydroponics Supplies

  • Includes: 1 x 5 in 1 ph meter(battery include), 1 x user manual, 3 x calibration powder..
  • [ 5-in-1 PH Meter for Water ] : PH meter is designed with 5-in-1 function, which can be measured PH, TDS, EC, SALITY, and TEMPERATURE. Satisfy all your testing requirements and fully test water quality! Get Healthy Pure drinking water or other use water with this 5 in 1 pH meter..
  • [ Easy to Use ] : Just dip the electrode in the target solution then press and hold the MODEL / CAL button for 6 seconds after the readings to stabilize(usually 5~10 Seconds) and the ph meter will automatically calibrate. Digital pH meter uses a 3-point calibration method, calibrating the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18,You can calibrate effortlessly to ensure the accuracy of your measurements..
  • [ High Accuracy & Reliable ] : ±0.01 pH accuracy, 3-point calibration and 0-14 measure range of the digital ph meter sure you get a accurate testing result. High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response..
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Southwire - 65031640 CLAMP METER, 400A AC/DC 21530T,Black/Brown

  • 400A MAX AC CURRENT RANGE: Reads AC current. With 8 functions it’s the perfect meter for the beginner or professional electrician.
  • MORE ACCURATE: Equipped with true RMS accuracy this clamp meter won’t leave you guessing weather your readings are correct.
  • HIGH SAFETY RATING: Feel safe on the job knowing Southwire’s clamp meter is CAT III 600V safety rated.
  • MIN/MAX: Allows you to capture and display a MAXIMUM or MINIMUM reading such as when conducting a load test on a car battery.
  • BUILT-IN NON-CONTACT VOLTAGE DETECTOR: Helps identify where live AC voltage may be present before working on electrical installations or troubleshooting.
  • CONVENIENT THIRD-HAND TEST PROBE HOLDER: The clip on the back of the clamp meter allows you to hold a test lead in one hand and the meter and the other test lead in your other hand making the testing process easier.
  • BUILT IN WORK LIGHT: The built-in work light is an extra convenience feature that allows visibility even in dimly lit areas.
  • WHAT’S INCLUDED: Carrying case, clamp meter, test leads, type K temperature probe with banana plug adapter, AAA batteries and instruction manual.
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Linestereder PH Meter Digital Water Quality Tester Testing Range 0.00-14.00 Ph Great for Household Drinking Pool and Aquarium High Accuracy Pen Type PH Test Water.

  • ⛪ [ Accurate PH Tester Digital ] PH meter use sensitive glass bulb electrode sensor that can quickly and clearly read accurate PH values in the....
  • ⛪[ PH Meter Automatic Calibration ] PH meter has an automatic calibration function that can be adjusted according to water temperature and quality,....
  • ⛪ [ Automatic Temperature Compensation] PH meter has a built-in temperature sensor. When the temperature of the sample solution is different from....
  • ⛪ [ Extensively Tested kit ] Conveniently fits in your pocket or bag and goes anywhere. PH meter is ideal option for families and laboratory testing....
  • ⛪ [ Package Includes ] Come with 1x PH meter, 1x user manual, 2x 1.5V LR44 button cells(build-in), 3x PH Buffer Powders. The enclosed detailed....
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Wood Moisture Meter for Lumber - Firewood Moisture Meter for Walls with with Backlit LCD Display Mold Damp Detector Humidity Meter Digital Moisture Meter for Drywall Woodworking Plaster Paper Floor

  • Upgraded Accurate Detection Chip – Our moisture meter for woodworking takes upgraded detection chip to make the moisture content measurement results more accurate, FIND OUT THE %MC OF MANY DIFFERENT WOOD AND BUILDING MATERIALS. Whether you’re working with wood, paper, or drywall, as a hobbyist or a professional, having inaccurate results can get very depressing, so requiring precision is the first choice. Choose us, our floor moisture meter could meet your ACCURACY AND QUICK MEASUREMENT needs.
  • Measuring the Wood Moisture Content with High Accuracy and Precision – Finding water leaks and identifying where moisture is coming from can be an all-important task for home inspectors, woodworking jobs, and it is also the first step in early mold prevention. So this wood moisture meter is your must-have tool. This moisture meter for firewood with great precision factor can help identify the location of moisture accurately and quickly, to help you make smart decisions on your high-end materials.
  • Two Measurement Modes with 8 Calibration Scales – Our moisture meter for lumber is designed with TWO measurement modes for WOOD AND BUILDING materials to meet your all needs. This moisture meter for wood features two high-precision pins, easily penetrat....
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Decibel Meter, CURCONSA SPL Meter, Portable Sound Level Meter, 30dB to 130dB, LCD Display, can be Used in Homes, Factories and Streets(Blue)

  • ❤【Widely Used】 A decibel meter is an instrument used to measure ambient sound levels. Decibel meter can be used in homes, factories, workshops, schools, residential areas, offices, streets, hotels, hospitals, laboratories, theaters and sound systems, the scope of application is very wide and an indispensable tool in life.
  • ❤【High Precision】 The measuring range of the sound level meter is 30dB to 130dB with fast response speed and stable and reliable performance. Sound level meter is a high-precision noise meter with an accuracy of ± 2.0 dB. Real-time monitoring can give you accurate data on the sound level in the area.
  • ❤【A / C Double-weighting Measurement】 The A-weighting simulates the frequency characteristics of low-intensity human ear noise, which is suitable for the detection of ambient noise. The C-weighting simulates the frequency properties of high-intensity noises of the human ear, which are suitable for the sound pressure analysis of machine motors and machines. More professional measurement methods provide users with a more perfect user experience.
  • ❤【Fast and Slow Response Rate Conversion】 The spl meter has the function of converting the fast and slow response rate. The fast response rate uses a time constant of 125 mil....
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Digital pH/TDS Meter with ATC pH Tester, 0.01 Resolution High Accuracy 3 in 1 Pen Type Tester, Water Tester for Water, Wine, Spas and Aquariums

  • 【3-in-1 pH Meter】pH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision at the same time. All-round measurement of water quality to ensure healthy water quality..
  • 【Automatic Calibration pH Tester】With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. And pH meter uses a 3-point calibration method to calibrate the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18. You can calibrate effortlessly to ensure the accuracy of your measurements..
  • 【High Accuracy Water Tester】High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response. Green Backlit LCD Design guarantees that you can read the measuring results in any condition. One-button lock reading function helps lock reading even if the tds Meter is taken out of the sample!.
  • 【Pocket Size Water pH Tester】 You can use this small Pocket Size but powerful pH meter device to measure your aquarium, pool, pond in a garden, bath tub to test the levels of pH value. The digital ph meter can also be used to measure drinking water, R....
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Digital pH Meter with ATC pH Tester, 3 in 1 pH TDS Temp 0.01 Resolution High Accuracy Pen Type Tester, Water Tester for Water, Wine, Spas and Aquariums

  • 【3-in-1 pH Meter】pH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision at the same time. All-round measurement of water quality to ensure healthy water quality..
  • 【Automatic Calibration pH Tester】With high sensitive glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. And pH meter uses a 3-point calibration method to calibrate the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18. You can calibrate effortlessly to ensure the accuracy of your measurements..
  • 【High Accuracy Water Tester】High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response. Green Backlit LCD Design guarantees that you can read the measuring results in any condition. One-button lock reading function helps lock reading even if the pH Meter is taken out of the sample!.
  • 【Automatic Temperature Compensation Digital pH Meter】No longer need to pay attention to the temperature of testing liquid, pH meter can accurately determine the pH value of the sample in the temperature range of 32°F-140°F(0°C-60°C), so as to solve the inaccurate problem caused by changing the liquid temperature..
  • 【Pocket Size Water pH Tester】 You can use this small Pocket S....
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