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Under $20 Measuring Tools & Sensors

Shop the best prices on 51,752 great value under $20 measuring tools & sensors. Shopping for measuring tools & sensors is easy with Fruugo, with SALE discounts, offers and savings on Uiamuion, Xpba, Shanghai Yangxin and more. Buy measuring tools & sensors online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1 - 32 of 3,200
100 Strips Urine Test Strip 10 Parameters
$14.95 Save $10.00 RRP: $24.95
Electric Heater Element Mini Boiler Hot Water Coffee Immersion Travel Use 600W
$20.95 Save $12.00 RRP: $32.95
EKG Calipers ECG Caliper Measuring Tool with Ruler Black Caliper Divider for Nurse or Doctor
$11.95 Save $14.00 RRP: $25.95
Heating Circulation Pump Rotation Tester and AC Detector Oil Burner Solenoid Valve Detects
$12.95 Save $5.00 RRP: $17.95
Water Level Indicator Stainless Steel Water Level Gauge Sticker Reflective Sticker Simple Installation Self-Adhesive Water Level Measuring Tool
$15.95 Save $48.05 RRP: $64.00
100 Strips Urine Test Strip 10 Parameters
$14.95 Save $3.00 RRP: $17.95
Black Uv Light Ultraviolet Lamp Handheld Ultraviolet Cleaning Light Pocket Design With Back Adhesive Daily Necessities
$8.95 Save $95.05 RRP: $104.00
433MHz Remote Digital Wireless Thermometer Sensor Humidity Hygrometer Monitor Home Weather Station
$19.95 Save $13.00 RRP: $32.95
High-Accuracy Temperature and Humidity Sensor Telecommunications Room Monitoring Device Transmitter 0-10V Voltage BG2010
$12.95
6Pack for DHT22 for AM2302 Temperature and Humidity Sensor Module with Cable for Arduino and Raspberry Pi
$19.95 Save $12.00 RRP: $31.95
Relay Compatible with Leer 35A Potential Relay for Refrigeration, HVAC Systems - Compatible with Fr
$20.95 Save $6.00 RRP: $26.95
9V Buzzer Tester Wire Tester PCB Cable Switch Products Switch Tester with Clip Cable Test Tool
$17.95 Save $8.00 RRP: $25.95
29V/AC/DC Supply Electric Recliner Sofa Chair Adapter Transformer Tool - Plug
$12.95 Save $15.00 RRP: $27.95
Digital Humidity Controller Hygrometer Humidity Control Switch 0~99%Rh Hygrostat With Humidity Senso
$13.95 Save $15.00 RRP: $28.95
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
$18.95 Save $8.00 RRP: $26.95
Low Cost Capacitive Contact Typle Designed Liquid Level Switch Level Sensor for Both Metal and Non-Metallic Tank A
$13.95
2PCS Grape Measuring Rulers: Fruit Diameter Gauge Ruler Portable Grape Diameter Measuring Tools for Farmers and Shops
$21.95 Save $5.00 RRP: $26.95
Automobile Oil Pressure Gauge Refitting 52mm Automobile Oil Pressure Instrument 0~100PSI Oil Pressure Gauge With Sensors 12.0V Automobile General Inst
$16.95 Save $17.00 RRP: $33.95
Adjustable Cutting Machine Base Guide, Wood Cutting Guide 1Set
$11.95
3 Pcs Crack Monitoring Record, Acrylic Corner Tell-Tale Monitor,Tell-Tale Crack Monitoring Device,Measuring Instrument
$19.95 Save $12.00 RRP: $31.95
Adjustment Laser Level Lifting Platform Bracket Laser Leveling Lift Stand Bracket BaseLeveling Mach
$17.95
High Precision Water Hardness Instrument TDS Tester PH Meter Aquarium Pool Water Testing Pen
$12.95
Dowsing Rods - 99.9% Pure Copper 2PCS Divining Rods - for Ghost Huntings Tools
$22.95
Leverage Ruler Experiment Lever Principle Teaching Instrument Physics Teaching
$14.95 Save $7.00 RRP: $21.95
Tuya Wifi Temperature Humidity Sensor Meter Indoor Hygrometer Thermometer Smart Life App Control
$3.95 Save $13.00 RRP: $16.95
0.5mm Fursuit Eyes Mesh for Cosplay, White
$14.95 Save $9.00 RRP: $23.95
Heating Circulation Pump Rotation Tester and AC Detector Oil Burner Solenoid Valve Detects
$14.95 Save $54.05 RRP: $69.00
2025 Portable Peak Flow Meter for Asthma & Lung Function - Personal PEF Spirometer
$16.95 Save $32.00 RRP: $48.95
Digital Audio Decoder Optical Fiber Coaxial Digital Signal Input
$17.95 Save $12.00 RRP: $29.95
Water Electrolyzer Quick Water Quality Tester US Plug Edition 1128
$10.95 Save $38.00 RRP: $48.95
Copper Dowsing Rod Pure Copper 2PCS Divining Rods - for Divining Water, Treasure(A)
$19.95 Save $9.00 RRP: $28.95
Compact Circulation Pump Rotation Tester for Heating Systems with AC Detection and Solenoid Valve Op
$20.95 Save $9.00 RRP: $29.95