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Under $20 Motion Sensors

Shop the best prices on 15,414 great value under $20 motion sensors. Shopping for motion sensors is easy with Fruugo, with SALE discounts, offers and savings on Vashoy, Aura, Uiamuion and more. Buy motion sensors online safely with Fruugo, with secure payment and fast shipping to Australia.

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1 - 32 of 15,414
AC/DC 12V 24V Dusk to Dawn Automatic Photocell Light Sensor Detector Switch Part js
$17.95 Save $14.00 RRP: $31.95
Smart Current Detection Switch Induction Relay Smart Home M3050 M3056 M3060 M3070 With
$16.95 Save $9.00 RRP: $25.95
3 in 1 Wired Motion Sensor Bar + AC Power Supply Adapter Cord + Composite Audio Video Cable for Nint
$21.95 Save $8.00 RRP: $29.95
Presence Detector Flashlight - 60 Detection Angle - 15 Led - Rechargeable - Wireless Induction Charger - 3.7 V Battery - 15 Cm - White unbrand
$12.95 Save $8.00 RRP: $20.95
Black Mini Infrared Motion Sensor PIR for Security Light Detector Switch
$19.95 Save $14.00 RRP: $33.95
Mini PIR Motion Sensor Activated Music Sound Player Loudspeaker Voice Reminder
$7.95 Save $42.00 RRP: $49.95
IR Sensor Switch LED Controller on OFF Dimmer Function Gesture-Aware Trigger Switch Emulation Sensor
$14.95 Save $4.00 RRP: $18.95
Rechargeable Night Light Torch - 3 Function LED Night Light, Torch and Motion Sensor Power Cut Light SZRH A-G 1370
$20.95 Save $128.05 RRP: $149.00
Keyless Entry Remote Car Key Fob 4-Button Replacement for Viper Alarm Security
$16.95 Save $122.05 RRP: $139.00
12V/24V Dusk to Dawn Photocell Sensor Switch, Automatic Light Control for Outdoor & Solar Lights
$14.95 Save $6.00 RRP: $20.95
E27 PIR Motion Sensor Lamp 5W 9W 15W LED Bulb with Motion Sensor Motion Detector Night Light
$9.95
2PCS Piezoelectric Vibration Tapping Sensor Module Vibration Switch Module Mini Vibration Motors Min
$9.95 Save $2.00 RRP: $11.95
2025 PIR Human Motion Sensor Solar Projector Lamps Automatic Infrared Inductive Switch DC3V?30V
$18.95 Save $18.00 RRP: $36.95
USB Sensor Bar for WII Infrared IR Ray Sensor Signal Receiver-Black
$10.95 Save $2.00 RRP: $12.95
Tuya Zigbee PIR Motion Sensor Smart Control with Home
$11.95
Usb Led Night Light Motion Sensor Wireless Ultra Thin Led Wine Cooler Light For Kitchen Cabinet Bedroom Wardrobe Indoor Lighting
$22.95 Save $46.05 RRP: $69.00
Entrance Welcome Doorbell Infrared Motion Sensor Alarm Detector Audio Player for Shop Store Black
$15.95 Save $10.00 RRP: $25.95
3pcs DC 5V-24V 5A PIR Motion Activated Sensor Light Switch Occupancy Motion Sensor with DC Coupler Cable for Party
$19.95 Save $11.00 RRP: $30.95
10PCS -SR505 Human Body Sensor Module
$13.95
Walnut Smart Motion Sensor LED Night Light USB Rechargeable Wall Lamp for Hallway, Bedroom & Closet
$10.95 Save $6.00 RRP: $16.95
NL2101 Motion Sensor LED Night Light AC Plug Dimming Sleep Lights,Spec:
$20.95
Mini PIR Motion Sensor Activated Music Sound Player Voice Reminder
$14.95
Sound Detector Lamp Switch Clap Sound Activated Control Switch High Sensitivity
$12.95 Save $31.00 RRP: $43.95
3 Pack Upgraded USB Rechargeable 10 LED Magnetic Motion Sensor Light
$14.95 Save $16.00 RRP: $30.95
Mini PIR Motion Sensor Activated Music Sound Player Loudspeaker Voice Reminder
$9.95 Save $6.00 RRP: $15.95
2025 Wired Motion Sensor Receiver with Extension Cord Wired Motion Sensor Bar Wired Remote Sensor Bar for Nintendo Wii Wii U
$20.95 Save $15.00 RRP: $35.95
Cute Motion Sensor Frog with Chime and Welcoming Voice Alert, Green, 110x70x70mm
$18.95 Save $8.00 RRP: $26.95
Mini GSM PIR Alarm Motion Sensor Alarm Infrared Wireless GSM Alarm Anti-Theft Motion Detector with EU Plug
$18.95 Save $35.05 RRP: $54.00
Activate Sensor LED Motion Sensor Light Indoor Outdoor Cordless Patio Wall Lamp
$18.95 Save $14.00 RRP: $32.95
5pcs Ir Infrared Obstacle Avoidance Sensor Module For Arduino Smart Car Robot Hfmqv
$7.95 Save $3.00 RRP: $10.95
Recessed 360 Degree PIR 1200w Ceiling Occupancy Motion Sensor Detector Light Switch szrh21
$14.95 Save $32.00 RRP: $46.95
MP3 Music Voice Player Kit Recording Module with PIR Infrared Sensor
$21.95 Save $14.00 RRP: $35.95