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Under $20 Measuring Tools & Sensors

Shop the best prices on 139,598 great value under $20 measuring tools & sensors. Shopping for measuring tools & sensors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Ydcy, Elsavct and more. Buy measuring tools & sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 139,598
Meta Glasses Light Cover
$11.95 Save $6.00 RRP: $17.95
100 Strips Urine Test Strip 10 Parameters
$10.95 Save $7.00 RRP: $17.95
3x Tuya Wifi Temperature and Humidity Sensor Indoor Thermometer Hygrometer
$8.95 Save $18.00 RRP: $26.95
Green/Red Laser Calibrator Aluminum Alloy Calibrator Turn-Free Laser Calibrator with 18 Adapter Cross-border Aiming Instrument
$12.95 Save $6.00 RRP: $18.95
1 Pcs CR18-8DN Capacitive Proximity Switch Sensor Quality
$11.95 Save $82.05 RRP: $94.00
Ghost Equipment Kit, EMF Meter and 4 Pcs Motion Light Up Cat Balls, Emf Meter Detector Ghost Equipment
$10.95 Save $2.00 RRP: $12.95
12-Pack Tempered Glass LED Light Cover for Meta Smart Glasses
$10.95 Save $2.00 RRP: $12.95
Short 9mm Red Laser Alignment Device Alignment Instrument Laser Alignment Tool Accessory Zszjbv53
$10.95
750PCS Picture Frame Points Refill Universal Flexible Inserts Point Drivers for Picture Framing
$11.95 Save $3.00 RRP: $14.95
JR-A568-5B Hall Water Flow Sensor Switch for Instant Electric Water Heater Accessories Lichifit
$19.95 Save $3.00 RRP: $22.95
2 PCS Washable Pre Motor Filter for DYSON V6 V7 V8 DC62 DC61 DC58 DC59 DC74 Handheld Vacuum
$15.95 Save $5.00 RRP: $20.95
Multi-Interface Test Lamp Holder 12 Port Led Bulb Tester EU Plug
$12.95 Save $5.00 RRP: $17.95
Hydrogen Meter,Hydrogen Test Pen High Hydrogen Test Pen Digital Hydrogen Meter Ultimate Reliability
$19.95 Save $29.00 RRP: $48.95
Xlux Long Probe Deep Use Soil Moisture Meter, Water Monitor Indicator Sensor, Hygrometer For Outdoor Indoor Large Pot Plants, Flower, Gardening, Farmi unbrand
$10.95 Save $6.00 RRP: $16.95
5X 90-1000V Voltage Tester Electric Indicator Non-Contact Voltage Tester AC Power Outlet Detector T
$9.95 Save $7.00 RRP: $16.95
5pcs Science Springs: Physics Experiments Hooke'S Law Spiral Springs Set - Teaching Equipment For Students And Science Labs
$15.95 Save $63.05 RRP: $79.00
7 Pcs Calibration Weights, Scale Calibration Weight Set 1g 2g 5g 10g 20g 50g 100g, Carbon Steel Small Weight, Scale Weights For Digital Scale, Gram Sc
$13.95 Save $6.00 RRP: $19.95
Heating Circulation Pump Rotation Tester and AC Detector Oil Burner Solenoid Valve Detects 2025 Edition 1128
$7.95 Save $27.00 RRP: $34.95
29v/ac/dc Supply Electric Recliner Sofa Chair Adapter Transformer Tool-Yvan
$17.95 Save $7.00 RRP: $24.95
3pcs Stainless Steel Contact Pipe Thermometer for Accurate Hot Water Pipe Temperature Monitoring 63
$10.95 Save $12.00 RRP: $22.95
High Adhesion 10mm Tape Measure Precisions Measuring Tape Easy to Carry for Precise Measurement Needs in Various Setting
$11.95 Save $2.00 RRP: $13.95
50G/0.001G Milligram Scale,Milligram Precision Scale,MG, Pocket Scale,Laboratory Scale with LCD Display,Letter Scale
$14.95 Save $44.05 RRP: $59.00
12Pack Mini Hygrometer Indoor Humidity Meter Hygrometer Digital Thermometers Humidity with (℉) for G
$20.95 Save $16.00 RRP: $36.95
Ordinary QRB1 Flame Detector Photosensitive Electric Eye Burner Detection Photoresistor Red QRB1 Photocell For Burner Waste Oil
$3.95 Save $18.00 RRP: $21.95
suitable for PH Meter Calibration Solution 4.0 7.0 10.01 PH Pens Calibration Solution Probe Liquids PH Calibratio-YI WU CHUN HUI
$21.95 Save $25.00 RRP: $46.95
Electric Heater Element Mini Boiler Hot Water Coffee Immersion Travel Use 600W
$14.95 Save $9.00 RRP: $23.95
Tuya WiFi Temperatures Humidity Sensor with External Probe Wireless Temperatures App Monitor for Freezer Fish Tank
$14.95 Save $29.00 RRP: $43.95
Heavy Duty Type K Thermocouple Probe For High Temperature Measurement, 3.3ft Cable, -58 To 2372f (-50 To 1300c) Range
$5.95
Precision Pocket Scale 1000g 0.1g - Digital Gram, Jewelry, Ounces Scale with Backlit LCD
$20.95 Save $3.00 RRP: $23.95
6pack Voltage Tester, Ac Voltage Detector Pen,70-250v Circuit Tester Electric Screwdriver Induction
$11.95 Save $14.00 RRP: $25.95
Portable Outdoor Keychain 806 Single-Finger Rechargeable Outdoor Protective Device, Compact Women'S Keychain
$15.95 Save $48.05 RRP: $64.00
6 In 1 Air Quality Detector Lcd Large Screen Co2 Meter Pm2.5 Pm10 Hcho Tvoc Co Co2 Co Carbon Dioxide Formaldehyde Monitor
$11.95 Save $6.00 RRP: $17.95