Tester Instruments Precision See All 21 products in Tester Instruments Precision
Automotive Relay Tester Diagnostic Instrument 12V24V Universal Four Foot Five Foot Analysis Tester Automotive Repair Automotive Relay Tester/Automotive Circuit Tester with Red and Black Battery C
$23.99
$33.54
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Alcohol Tester, Portable Digital Display Measuring Instrument For Drunk Driving Detection, Breath-type Measuring Device, Suitable For Both Car And Home Use
$25.99
$38.10
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Portable Professional Digital Breathalyzer, High Precision Alcohol Tester for Personal Use, Accurate BAC Results with LCD Display, 3 Units %BAC g/L mg/L (Battery Not Included)
$29.99
$44.61
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Professional Portable Breathalyzer, Digital Alcohol Tester with LCD Display, High Precision 3-Unit Alcohol Detector (%BAC, g/l, mg/l), 3-Color LED Warning Indicators for Drivers
$33.99
$49.52
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Professional Portable Breathalyzer, High Precision Digital Alcohol Tester with HD LCD Display & AI Algorithm, Accurate Personal Alcohol Breathalyzer (Battery Not Included)
$28.99
$43.23
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5-in-1 Digital Water Quality Tester High Precision Ph Tds Ec Salinity Temperature Measurement With Led Display Easy To Clean For Fish Tanks And Ponds
$45.99
$64.97
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Professional Breathalyzer Alcohol Tester, High Precision Fuel Cell Electrochemical Sensor, Portable Digital Alcohol Detector, USB Type-C Rechargeable for Personal & Home Use
$28.99
$42.16
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Instant Read Meat Thermometer Kitchen Thermometer Waterproof Ultra Fast Digital Display Food Water Milk Thermometer for Outdoor Cooking BBQ and Kitchen Temperature Tester Household Tool
$23.99
$33.54
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4-in-1 Soil Moisture Meter Inspection Plant Temperature/Soil Moisture/Soil PH Meter/Sunlight Intensity Test Meter for Gardening Farming Indoor and Outdoor Plants
$25.99
$50.69
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6-in-1 Digital Soil pH Meter for Garden Plants, Professional Soil Tester for Moisture, Fertility, Sunlight, Temperature & Humidity, Accurate Soil Test Kit for Indoor Outdoor Lawn, Farm, Plant Care
$35.99
$50.86
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Forehead Thermometer for Portable Handheld LCD Display Digital Electronic Thermometer Household Infrared Thermometer High Accurate Non-contact
$15.99
$22.12
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Cordless Electric Engraver Portable Etching Pen USB Rechargeable Engraver Rotary Tool Engraving Jewelry Glass Wood Stone Metal Plastic
$43.99
$62.12
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Multifunctional 5in1 CO2 Meter Digital Temperature Humidity Tester Carbon Dioxide TVOC HCHO Detector Air Quality Monitor
$33.99
$73.07
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TDS Digital Water Tester Water Test Pen Water Quality Analysis Meter Water Purity Check 0-9999 ppm Measurement Hardness Tester
$14.99
$28.41
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10-Amp Car Battery Charger 12V And 24V Smart Fully Automatic Battery Charger Maintainer Trickle Charger For Lawn Mower Boat Marine Lead Acid Batteries
$63.99
$90.68
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3 in 1 Laser Rangefinder 5m Tape Measure Ruler LCD Display with Backlight Distance Meter Building Measurement Device
$66.99
$95.51
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Metal Detector Portable High Sensitivity Metal Detector One-Button LED Indicator Gold Detector Pointer Metal Detector with Woven Holster Bag
$37.99
$53.55
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3 Pcs Magnetic Gas Level Indicator, Reusable Propane Tank Gauge for Butane and LPG Cylinders, Fuel Level Measurement Tool for BBQ Grill, Camping, Caravan, Patio Heaters, Reliable & Accurate
$17.99
$35.22
Portable Electromagnetic Radiation Tester EMF Electric Magnetic Field Radiation Detector for Household Apartment
$53.99
$106.45
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42 in 1 Ratchet Screwdriver Set Multifunctional Magnetic Screwdriver Repair Tool with 40 Bit for Assembling Furniture Computer
$46.99
$66.40
Digital Display Multimeter Multifunctional Digital Universal Watch With Backlight Home High-precision Voltage and Current Meter
$19.99
$27.83