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Under $20 Measuring Tools & Sensors

Shop the best prices on 144,934 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 3,200
3x Tuya Wifi Temperature and Humidity Sensor Indoor Thermometer Hygrometer
$8.95 Save $18.00 RRP: $26.95
100 Strips Urine Test Strip 10 Parameters
$10.95 Save $7.00 RRP: $17.95
Meta Glasses Light Cover
$11.95 Save $6.00 RRP: $17.95
5pcs 5M DS18B20 Temperature Sensor Temperature Probe Stainless Steel Package Cable Waterproof Digital Thermostat Sensor unbrand
$18.95
Green/Red Laser Calibrator Aluminum Alloy Calibrator Turn-Free Laser Calibrator with 18 Adapter Cross-border Aiming Instrument
$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
Electrolyzer Quick Water Quality Testing Electrolysis Iron Bars Tds Tester Eu Pl 21 Edition 1210
$16.95 Save $34.00 RRP: $50.95
29v/ac/dc Supply Electric Recliner Sofa Chair Adapter Transformer Tool-YuJia
$16.95 Save $9.00 RRP: $25.95
10mm Adhesive Ruler Easy to Read Sticky Backed Measuring Strips for Students Teachers Engineers & Craft Enthusiasts
$11.95 Save $2.00 RRP: $13.95
6Pack Mini Hygrometer Indoor Humidity Meter Hygrometer Digital Thermometers Humidity with () for G 25-26
$13.95 Save $14.00 RRP: $27.95
Air Quality Monitor 5 in 1 Air Quality Detector C02 Detector HCHO TVOC Tester LCD Temperature Humidity Tester Black
$16.95 Save $42.05 RRP: $59.00
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
Excavators Pressure Sensor 129978-12700 MIU803774 MIU802948 MIU802107 for 50 P 304L
$21.95 Save $10.00 RRP: $31.95
4 in 1 Water Tester PH/ORP/H2&TEM Meter with Digital Display
$19.95 Save $39.05 RRP: $59.00
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
suitable for PH Meter Calibration Solution 4.0 7.0 10.01 PH Pens Calibration Solution Probe Liquids PH Calibratio-YI WU CHUN HUI
$20.95 Save $26.00 RRP: $46.95
5X 90-1000V Voltage Tester Electric Indicator Non-Contact Voltage Tester AC Power Outlet Detector T
$9.95 Save $7.00 RRP: $16.95
DC 60V 100A WATT Meter Power Analyser Solar Wind Analyzer LCD Digital Current Energy Meter DC Power Analyser
$15.95 Save $8.00 RRP: $23.95
Antique-Inspired Pig Mini Tape Measure - Cute Retractable Animal Measuring Tool for Sewing, Quilting, Crafts & DIY, Pocket-Sized, Easy-to-Read Marking unbrand
$18.95 Save $40.05 RRP: $59.00
Multi-Interface Test Lamp Holder 12 Port Led Bulb Tester EU Plug
$12.95 Save $5.00 RRP: $17.95
Handheld Metal Detector Wall Wire Pipe Power Audible Alarm Scanner Tool for Apartment Use
$21.95 Save $19.00 RRP: $40.95
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
Flexible Piezoelectric Film Sensor High Sensitive Polymer PVDF Piezoelectric Sensor Piezoelectric Film Force Sensor
$16.95 Save $3.00 RRP: $19.95
Candy/Jelly/Deep Fry Thermometer Stainless Steel with Pot Clip
$21.95
TDS Meter Digital Water Quality Tester Portable 3 in 1 High Accuracy EC Temp Testing Kit
$21.95 Save $27.00 RRP: $48.95
WH31 Multiple Channel Sensor for Wireless Weather Station, 433Mhz Temperature, Humidity
$16.95 Save $47.05 RRP: $64.00
Architectural Drafting Excellence, High Precision Aluminum Architect Scale With Increment Calibration For Unmatched Blueprint Accuracy-Yvan
$8.95 Save $17.00 RRP: $25.95
small Level with 90 Degree Alignment Portable Leveling Tool Easy to Carry for Accurate Wall & Ground Measurements Multicolor
$0.95
Rotation Tester and AC Detection Solenoid Valve Detection Key
$15.95 Save $7.00 RRP: $22.95
12 Inch Goniometer,Transparent Orthopedic Angle Ruler Plastic Goniometer 360 Degree Spinal Goniomete
$9.95 Save $2.00 RRP: $11.95
Electronic Edge Finder with Beep LED Milling CNC Lathe LED Beep Lathe Digital Edge Finder Milling Machining
$15.95 Save $38.05 RRP: $54.00
Auto Car Circuit Tester Sensor Signal Resistance Simulator Fuel Diagnostic Tool Analog Generator Re
$11.95 Save $57.05 RRP: $69.00