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Under $20 Motion Sensors

Shop the best prices on 8,982 great value under $20 motion sensors. Shopping for motion sensors is easy with Fruugo, with SALE discounts, offers and savings on Uiamuion, Shanghai Yangxin, Woosien and more. Buy motion sensors online safely with Fruugo, with secure payment and fast shipping to New Zealand.

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1 - 32 of 8,982
Keyless Entry Remote Car Key Fob 4-Button Replacement for Viper Alarm Security
$18.95 Save $140.05 RRP: $159.00
Sound Sensor Switch Module 220V Detector Sound Voice Sensor Intelligent Auto On Off Light Smart Switch
$15.95 Save $7.00 RRP: $22.95
Tuya Zigbee PIR Motion Sensor Smart Control with Home
$13.95
Outdoor Wall Light With Motion Sensor
$22.95 Save $56.05 RRP: $79.00
Smart LED Night light PIR Intelligent Motion Sensor USB LED Lamp Rechargeable Bedroom Clo
$16.95 Save $8.00 RRP: $24.95
USB Rechargeable Ultrathin Wireless Motion Sensor LED Night Light for Wardrobe & Kitchen Cabinet (10/20/30/50CM)
$19.95 Save $54.05 RRP: $74.00
E27 PIR Motion Sensor Lamp 5W 9W 15W LED Bulb with Motion Sensor Motion Detector Night Light
$11.95
Bird Singing Speaker Motion Sensor Versatile Smart Animal Noise Machine unbrand
$14.95 Save $39.05 RRP: $54.00
12V 24V PIR Sensor LED for LED Strips Light, 2 Pack 25-26
$14.95 Save $14.00 RRP: $28.95
Mini PIR Motion Sensor Activated Music Sound Player Loudspeaker Voice Reminder
$8.95 Save $50.05 RRP: $59.00
USB Sensor Bar for WII Infrared IR Ray Sensor Signal Receiver-Black
$12.95 Save $2.00 RRP: $14.95
12V 24V PIR Sensor LED for LED Strips Light, 2 Pack Edition 1128
$11.95 Save $42.05 RRP: $54.00
Mini Motion Sensor Light Switch 110-220v Pir Sensor Smart Detection Time Delay Adjustable Infrared
$10.95 Save $10.00 RRP: $20.95
DC Current Detection Module Relay Switch Sensor Digital Display Motor Controller 12V
$21.95 Save $12.00 RRP: $33.95
LED head light lamp USB Rechargeable IR Motion Sensor Headlight Light Control Waterproof Flashlight
$17.95 Save $28.00 RRP: $45.95
USB 5V 5V-12V Light Sensor Switch Lighting Activated Photoswitch for LED Strip
$15.95 Save $32.00 RRP: $47.95
Presence Detector Flashlight - 60 Detection Angle - 15 Led - Rechargeable - Wireless Induction Charger - 3.7 V Battery - 15 Cm - White unbrand
$13.95 Save $10.00 RRP: $23.95
MCU-30105 MAX30105 Optical Sensor Particle Sensor Smoke Detection Flame Module Sensor
$19.95 Save $5.00 RRP: $24.95
220V 12V Automatic Infrared PIR Movement Detector LED Motion Sensor Wall Mount Timer Outdoor 12 Volt Sensor Light Switch 2025
$14.95 Save $14.00 RRP: $28.95
Led 1m Strip With Motion Sensor
$17.95
Set of 3 LED Motion Sensor Lights Indoor Cabinet Light 10 LEDs Wireless Spotlight, LED Closet Lamp
$16.95 Save $42.05 RRP: $59.00
3 Pack Upgraded USB Rechargeable 10 LED Magnetic Motion Sensor Light
$16.95 Save $18.00 RRP: $34.95
10PCS -SR505 Human Body Sensor Module
$15.95
Mini PIR Motion Sensor Activated Music Sound Player Loudspeaker Voice Reminder
$11.95 Save $7.00 RRP: $18.95
USB 5V 5V-12V Light Sensor Switch Lighting Activated Photoswitch for LED Strip
$21.95 Save $57.05 RRP: $79.00
Walnut Smart Motion Sensor LED Night Light USB Rechargeable Wall Lamp for Hallway, Bedroom & Closet
$11.95 Save $8.00 RRP: $19.95
5pcs Ir Infrared Obstacle Avoidance Sensor Module For Arduino Smart Car Robot Hfmqv
$8.95 Save $4.00 RRP: $12.95
24G mmWave LD2410C Human Presence Radar Sensor Motion Detection Module
$15.95 Save $21.00 RRP: $36.95
8114010-F01 Outdoor Temperature Sensor for CHANGAN CS35 CS75 Alsvin V3 V5 V7 EADO
$11.95
Wireless Guest Welcome Chime Alarm Door Bell 32Song PIR Motion Sensor for Shop Entry Company Securi
$19.95 Save $4.00 RRP: $23.95
5Pcs 3144E Effect Sensor Switch Speed Counting Sensor Module Magnetic Detector 3.3-5V YEMAA
$11.95 Save $12.00 RRP: $23.95
12v 24v Pir Motion Sensor Switch Ir Infrared Human Induction Time Delay Relay Switch Corridor Led L
$14.95 Save $24.00 RRP: $38.95