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10PCS Normally Closed Type Vibration Sensor Module Alarm Sensor Module Vibration Switch SW-420 For Arduino

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10PCS Normally Closed Type Vibration Sensor Module Alarm Sensor Module Vibration Switch SW-420 for …

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0,64 $ 0,67 $

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Disponibilità

Discount 4%

-4%

Aliexpress

10PCS Normally Closed Type Vibration Sensor Module Alarm Sensor Module Vibration Switch SW-420 For Arduino

10PCS Normally Closed Type Vibration Sensor Module Alarm Sensor Module Vibration Switch SW-420 for …

A partire da

0,64 $ 0,67 $

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Gas Sensor Semiconductor Sensor MQ-K4, Suitable For Direct Sales From Fire And Security Alarm Manufacturers

Aliexpress

Gas sensor semiconductor sensor MQ-K4, suitable for direct sales from fire and security alarm manuf…

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15,97 $

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Aliexpress

Gas Sensor Semiconductor Sensor MQ-K4, Suitable For Direct Sales From Fire And Security Alarm Manufacturers

Gas sensor semiconductor sensor MQ-K4, suitable for direct sales from fire and security alarm manuf…

A partire da

15,97 $

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Outdoor Wired Pir+Pir+Microwave Motion Sensor Pet Immune False Alarm Prevention, No Nc Alarm Output, Anti-Mask For Home Alarm

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Outdoor Wired PIR+PIR+Microwave Motion Sensor Pet Immune False Alarm Prevention, NO NC Alarm Output…

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36,67 $ 52,38 $

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Disponibilità

Discount 30%

-30%

Aliexpress

Outdoor Wired Pir+Pir+Microwave Motion Sensor Pet Immune False Alarm Prevention, No Nc Alarm Output, Anti-Mask For Home Alarm

Outdoor Wired PIR+PIR+Microwave Motion Sensor Pet Immune False Alarm Prevention, NO NC Alarm Output…

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36,67 $ 52,38 $

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Smart Zigbe Rain Sensor Water Leak Sensor App Remote Wireless Alarm Outdoor Rain Detection Weather For Ewelink App

Banggood

Specification Model MS1Product Name Smart Water SensorInput 1 5V AAA 7 batteries x2Current 1…

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14,99 $ 28,49 $

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Disponibilità

Discount 47%

-47%

Banggood

Smart Zigbe Rain Sensor Water Leak Sensor App Remote Wireless Alarm Outdoor Rain Detection Weather For Ewelink App

Specification Model MS1Product Name Smart Water SensorInput 1 5V AAA 7 batteries x2Current 1…

A partire da

14,99 $ 28,49 $

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Tuya Wifi Infrared Pir Motion Sensor Security Protection Presence Sensor Detector Burglar Sound Alarm Smart Life Work Wi

Banggood

Specifications APP Tuya Smart Smart lifeDetection distance 0 12 meters 0 40ft Detecting angle 11…

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16,49 $ 24,74 $

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Disponibilità

Discount 33%

-33%

Banggood

Tuya Wifi Infrared Pir Motion Sensor Security Protection Presence Sensor Detector Burglar Sound Alarm Smart Life Work Wi

Specifications APP Tuya Smart Smart lifeDetection distance 0 12 meters 0 40ft Detecting angle 11…

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16,49 $ 24,74 $

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RC-36 Wired Door Magnetic Switch Alarm Sensor Magnet Alarm Detector For Iron Gate Home Security Alarm System Nc For Arduino

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RC-36 Wired Door Magnetic Switch Alarm Sensor Magnet Alarm Detector For Iron Gate Home Security Ala…

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1,22 $

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RC-36 Wired Door Magnetic Switch Alarm Sensor Magnet Alarm Detector For Iron Gate Home Security Alarm System Nc For Arduino

RC-36 Wired Door Magnetic Switch Alarm Sensor Magnet Alarm Detector For Iron Gate Home Security Ala…

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1,22 $

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KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

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KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

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1,83 $ 1,87 $

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Disponibilità

Discount 2%

-2%

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KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

A partire da

1,83 $ 1,87 $

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KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

Aliexpress

KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

A partire da

1,18 $ 1,31 $

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Disponibilità

Discount 10%

-10%

Aliexpress

KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

A partire da

1,18 $ 1,31 $

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MQ-7B Carbon Monoxide Sensor Gas Leak Alarm Detection Probe

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MQ-7B Carbon Monoxide Sensor Gas Leak Alarm Detection Probe

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3,20 $

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MQ-7B Carbon Monoxide Sensor Gas Leak Alarm Detection Probe

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3,20 $

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Kerui Wireless Alarm Tuya, 4G/WIFI Home Alarm Panel Built-In Battery, Alarm System With Scheduled Setting, With Pir Sensor, W204

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KERUI Wireless Alarm Tuya, 4G/WIFI Home Alarm Panel Built-in Battery, Alarm System with Scheduled S…

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95,89 $ 191,77 $

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Disponibilità

Discount 50%

-50%

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Kerui Wireless Alarm Tuya, 4G/WIFI Home Alarm Panel Built-In Battery, Alarm System With Scheduled Setting, With Pir Sensor, W204

KERUI Wireless Alarm Tuya, 4G/WIFI Home Alarm Panel Built-in Battery, Alarm System with Scheduled S…

A partire da

95,89 $ 191,77 $

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MQ-8 Hydrogen Detection Sensor Module Gas Detection Alarm Module

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MQ-8 Hydrogen Detection Sensor Module Gas Detection Alarm Module

A partire da

7,94 $

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Disponibilità

Aliexpress

MQ-8 Hydrogen Detection Sensor Module Gas Detection Alarm Module

A partire da

7,94 $

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KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

Aliexpress

KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

A partire da

0,97 $

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Disponibilità

Aliexpress

KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

A partire da

0,97 $

Vedi Offerta

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10PCS Normally Closed Type Vibration Sensor Module Alarm Sensor Module Vibration Switch SW-420 For Arduino

10PCS Normally Closed Type Vibration Sensor Module Alarm Sensor Module Vibration Switch SW-420 For Arduino

Gas Sensor Semiconductor Sensor MQ-K4, Suitable For Direct Sales From Fire And Security Alarm Manufacturers

Gas Sensor Semiconductor Sensor MQ-K4, Suitable For Direct Sales From Fire And Security Alarm Manufacturers

Outdoor Wired Pir+Pir+Microwave Motion Sensor Pet Immune False Alarm Prevention, No Nc Alarm Output, Anti-Mask For Home Alarm

Outdoor Wired Pir+Pir+Microwave Motion Sensor Pet Immune False Alarm Prevention, No Nc Alarm Output, Anti-Mask For Home Alarm

Smart Zigbe Rain Sensor Water Leak Sensor App Remote Wireless Alarm Outdoor Rain Detection Weather For Ewelink App

Smart Zigbe Rain Sensor Water Leak Sensor App Remote Wireless Alarm Outdoor Rain Detection Weather For Ewelink App

Tuya Wifi Infrared Pir Motion Sensor Security Protection Presence Sensor Detector Burglar Sound Alarm Smart Life Work Wi

Tuya Wifi Infrared Pir Motion Sensor Security Protection Presence Sensor Detector Burglar Sound Alarm Smart Life Work Wi

RC-36 Wired Door Magnetic Switch Alarm Sensor Magnet Alarm Detector For Iron Gate Home Security Alarm System Nc For Arduino

RC-36 Wired Door Magnetic Switch Alarm Sensor Magnet Alarm Detector For Iron Gate Home Security Alarm System Nc For Arduino

KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

MQ-7B Carbon Monoxide Sensor Gas Leak Alarm Detection Probe

MQ-7B Carbon Monoxide Sensor Gas Leak Alarm Detection Probe

Kerui Wireless Alarm Tuya, 4G/WIFI Home Alarm Panel Built-In Battery, Alarm System With Scheduled Setting, With Pir Sensor, W204

Kerui Wireless Alarm Tuya, 4G/WIFI Home Alarm Panel Built-In Battery, Alarm System With Scheduled Setting, With Pir Sensor, W204

MQ-8 Hydrogen Detection Sensor Module Gas Detection Alarm Module

MQ-8 Hydrogen Detection Sensor Module Gas Detection Alarm Module

KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit

KY-012 Active Buzzer Alarm Sensor Module Diy Starter Kit