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Under $20 Stud Sensors

Shop the best prices on 1,041 great value under $20 stud sensors. Shopping for stud sensors is easy with Fruugo, with SALE discounts, offers and savings on Ydcy, Elsavct, Shanghai Yangxin and more. Buy stud sensors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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1 - 32 of 1,041
Handheld Metal Detector Wall Wire Pipe Power Audible Alarm Scanner Tool for Apartment Use
$21.95 Save $18.00 RRP: $39.95
Wall Scanner Metal Detector, High Sensitivity Adjustable Alert for Pipes & Wires
$16.95 Save $18.00 RRP: $34.95
Electronic Edge Finder with Beep LED Milling CNC Lathe LED Beep Lathe Digital Edge Finder Milling Machining
$15.95 Save $37.00 RRP: $52.95
Comfortable Grip Easy to Use MMagnetic Stud Finder Detects Stud Finder
$19.95
Liquid Water Level Sensor Horizontal Float Switch Tank Pool - White
$16.95 Save $3.00 RRP: $19.95
1x Human Body Infrared
$17.95 Save $1.00 RRP: $18.95
Promotion Handheld Metal Detector Loose Wire and Power Detector WPP123 Plastic High Sensitivity Adju YVL-Good Ydcy
$14.95 Save $8.00 RRP: $22.95
3x Stud Ball Magnetic Stud Finder,Wall Scanner,Metal Stud Finder ToolBlack SZRH
$13.95 Save $29.00 RRP: $42.95
Multifunction Wall Scanner Detector for Loose Wire and Metal, Adjustable Sensitivity
$18.95 Save $80.05 RRP: $99.00
Nail Detector Stud Sensor Stud Detector Wall Scanner for Wall Wood Pillars PVC Pipe
$19.95 Save $49.05 RRP: $69.00
4x Sensitivity Light Sensor Module Capteur Photosensitive for Smart Car
$18.95 Save $1.00 RRP: $19.95
Liquid Water Level Sensor Aquarium Tank 304 Stainless Steel Horizontal Float Switch, 0~220V
$21.95 Save $1.00 RRP: $22.95
108KHZ D16mm Ultrasonic Mist Maker Fogger Atomize
$14.95 Save $1.00 RRP: $15.95
Mini Square Push Button Switch Latching ON/OFF Car/Boat 10A/125V 6A/250V NEW
$19.95 Save $1.00 RRP: $20.95
SHTC3 Digital Hygrometer Thermometer Sensor For Indoor And Outdoor, 0 ~ 100% H R / -40 ~ 125 C
$19.95 Save $1.00 RRP: $20.95
IR Infrared Sensor Obstacle Avoidance Module Tracing Module Electrcal Module
$16.95 Save $1.00 RRP: $17.95
1pc 5516 Photosensitive Resistance Sensor 3 Wire Light Ray Detection Kit
$14.95 Save $1.00 RRP: $15.95
Pocket Lamp Mini USB Touch switch 3 LED Night Light Bulb Card Lamp White
$13.95 Save $1.00 RRP: $14.95
2X 1pcs Current to Voltage Module 0/4 20mA 0 10V Transmitter Signal Converter
$21.95 Save $1.00 RRP: $22.95
5pcs Mini USB Touch Light LED Keychain Lamp Notebook PC USB Mobile Power Supply Chip Pure White
$17.95 Save $1.00 RRP: $18.95
Buzzer Alarm Module Photo Resistor Photosensitive Sensor Module 5-12V
$20.95 Save $1.00 RRP: $21.95
Microphone Amplifier GY-MAX4466 Module Loudspeaker Sound Sensor for
$16.95 Save $1.00 RRP: $17.95
HC-SR04P Ultrasonic Ranging Sensor Detection Distance Module for 3-5.5V
$16.95 Save $1.00 RRP: $17.95
Field Effect Module Motor Driver AOD4184 With Terminal Pins For
$14.95 Save $1.00 RRP: $15.95
3Pcs High Sensitivity Sound Microphone Sensor Detection Module For
$16.95 Save $1.00 RRP: $17.95
Mos Fet Driver Module for Raspberry Pi - 5V - Red Blue
$15.95 Save $1.00 RRP: $16.95
2x Nano Water Meter Mist Maker Fogger Atomize Sensor D16mm
$16.95 Save $1.00 RRP: $17.95
3PDT Stomp 9 Pins Footswitch Box Stomp Guitar Effect Pedal Foot Switch
$18.95 Save $1.00 RRP: $19.95
2Pieces Ultrasonic Distance Measuring Module Transducer Sensor for
$19.95 Save $1.00 RRP: $20.95
Wire Pipe Power Detector, Adjustable Alert Pipe Power Wall Stud Finder Metal Detector Wall Stud Finder Metal Detector
$16.95 Save $7.00 RRP: $23.95
8 Point Center Finder Tool for Precise Measurements, Woodworking Center Finder Marking Tool, Angle Measuring Tool
$14.95 Save $6.00 RRP: $20.95
Motorcycle 3-in-1 Sensor for Rongmao Joom10 340B
$17.95