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Discover detector product treasures from around the world with our guide to cross-border e-commerce. VKDN curates the latest and high-quality recommendations for your global shopping experience in detector products.

Showing 1–36 of 942 results

13% off
WIFI/Zigbee Tuya Smart CO2 Sensor NDIR Carbon Dioxide Detector High Precision LCD Display Smart Life APP Home WIFI/Zigbee Tuya Smart CO2 Sensor NDIR Carbon Dioxide Detector High Precision LCD Display Smart Life APP Home

WIFI/Zigbee Tuya Smart CO2 Sensor NDIR Carbon Dioxide Detector High Precision LCD Display Smart Life APP Home

$25.92$30.00

202 sold
RCmall 5pcs ​AM312 IR Pyroelectric Infrared PIR Motion Sensor Detector Modules Human Sensing Module Repeat ​Trigger for Arduino RCmall 5pcs ​AM312 IR Pyroelectric Infrared PIR Motion Sensor Detector Modules Human Sensing Module Repeat ​Trigger for Arduino

RCmall 5pcs ​AM312 IR Pyroelectric Infrared PIR Motion Sensor Detector Modules Human Sensing Module Repeat ​Trigger for Arduino

$7.19$7.19

Body Infrared PIR Motion Sensor Switch with DC Power Plug Human Motion Detector Sensor Switch for LED Light Strip Automatic Body Infrared PIR Motion Sensor Switch with DC Power Plug Human Motion Detector Sensor Switch for LED Light Strip Automatic

Body Infrared PIR Motion Sensor Switch with DC Power Plug Human Motion Detector Sensor Switch for LED Light Strip Automatic

$10.67$10.67

MRT311 Thermopile Sensor Human Infrared Temperature Detector MRT311 Thermopile Sensor Human Infrared Temperature Detector

MRT311 Thermopile Sensor Human Infrared Temperature Detector

$15.00$15.00

50% off
Geiger Counter Nuclear Radiation Detector Personal Dosimeter X γ β-Rays Detector Radioactive Tester Alarm-Black Geiger Counter Nuclear Radiation Detector Personal Dosimeter X γ β-Rays Detector Radioactive Tester Alarm-Black

Geiger Counter Nuclear Radiation Detector Personal Dosimeter X γ β-Rays Detector Radioactive Tester Alarm-Black

$18.70$37.41

Copper Dowsing Rods - 99.9% Pure Copper 2PCS Divining Rods Energy Water Witching Detector Copper Dowsing Rods - 99.9% Pure Copper 2PCS Divining Rods Energy Water Witching Detector

Copper Dowsing Rods - 99.9% Pure Copper 2PCS Divining Rods Energy Water Witching Detector

$54.03$54.03

Microwave Doppler Radar Wireless Module Motion Sensor HB100, Microwave Motion Sensor, Motion Detector Microwave Doppler Radar Wireless Module Motion Sensor HB100, Microwave Motion Sensor, Motion Detector

Microwave Doppler Radar Wireless Module Motion Sensor HB100, Microwave Motion Sensor, Motion Detector

$26.00$26.00

13% off
Tuya Smart Carbon Monoxide Sensor Smoke Detection Intelligent Alarm CO Detector Intelligent Life APP Tuya Smart Carbon Monoxide Sensor Smoke Detection Intelligent Alarm CO Detector Intelligent Life APP

Tuya Smart Carbon Monoxide Sensor Smoke Detection Intelligent Alarm CO Detector Intelligent Life APP

$15.55$18.00

3 sold
AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter

AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter

$5.67$5.67

3% off
ZigBee Tuya CO2 Sensor NDIR High Precision Smart Home Linked Co2 Detector Air Monitor Household SmartLife APP ZigBee Tuya CO2 Sensor NDIR High Precision Smart Home Linked Co2 Detector Air Monitor Household SmartLife APP

ZigBee Tuya CO2 Sensor NDIR High Precision Smart Home Linked Co2 Detector Air Monitor Household SmartLife APP

$190.03$194.95

49 sold
13% off
Tuya Smart WiFi/ZigBee Carbon Dioxide Meter NDIR High-Precision Real-Time Detection Intelligent Linkage Home School CO2 Detector Tuya Smart WiFi/ZigBee Carbon Dioxide Meter NDIR High-Precision Real-Time Detection Intelligent Linkage Home School CO2 Detector

Tuya Smart WiFi/ZigBee Carbon Dioxide Meter NDIR High-Precision Real-Time Detection Intelligent Linkage Home School CO2 Detector

$23.33$27.00

71 sold
13% off
Zigbee/WIFI Tuya Smart Air Box Carbon Dioxide Detector CO2 Gas Sensor Formaldehyde VOC Temperature Humidity Sensor App Control Zigbee/WIFI Tuya Smart Air Box Carbon Dioxide Detector CO2 Gas Sensor Formaldehyde VOC Temperature Humidity Sensor App Control

Zigbee/WIFI Tuya Smart Air Box Carbon Dioxide Detector CO2 Gas Sensor Formaldehyde VOC Temperature Humidity Sensor App Control

$15.55$18.00

93 sold
Ultrasonic Flaw Detector Adapter C9 Head to Q9 Seat Conversion Connector FFA.1S Male-BNC Female

Ultrasonic Flaw Detector Adapter C9 Head to Q9 Seat Conversion Connector FFA.1S Male-BNC Female

$11.00$11.00

13% off
Tuya Zigbee Vibration Sensor Smart Life APP Shock Alarm Door Sensor Open / Closed Detectors With Alexa Google Home Tuya Zigbee Vibration Sensor Smart Life APP Shock Alarm Door Sensor Open / Closed Detectors With Alexa Google Home

Tuya Zigbee Vibration Sensor Smart Life APP Shock Alarm Door Sensor Open / Closed Detectors With Alexa Google Home

$14.52$16.80

13 sold
RF Detector by ProxGrind RF Detector by ProxGrind

RF Detector by ProxGrind

$59.39$59.39

5 sold
Wood's Lamp Portable,UV Black Light for Pet Dog/Cat Care,Cat Ringworm Detector, Pet Urine Detector,Rechargeable Wood's Lamp Portable,UV Black Light for Pet Dog/Cat Care,Cat Ringworm Detector, Pet Urine Detector,Rechargeable

Wood's Lamp Portable,UV Black Light for Pet Dog/Cat Care,Cat Ringworm Detector, Pet Urine Detector,Rechargeable

$32.40$32.40

15% off
12V Embedded Mini Vehicle Detector Module

12V Embedded Mini Vehicle Detector Module

$12.75$15.00

20% off
50Pcs/lot HC-SR501 PIR Infrared IR Sensor Human Body Motion Detector Module for Arduino Security Alarm System 50Pcs/lot HC-SR501 PIR Infrared IR Sensor Human Body Motion Detector Module for Arduino Security Alarm System

50Pcs/lot HC-SR501 PIR Infrared IR Sensor Human Body Motion Detector Module for Arduino Security Alarm System

$41.60$52.00

52% off
RF Detector by ProxGrind RF Detector by ProxGrind

RF Detector by ProxGrind

$9.70$20.20

13% off
Tuya CO2 Carbon Dioxide Sensor co2 detector NDIR High-precision Measurement Exceeds Standard Alarm Smart Home Linkage tuya senso Tuya CO2 Carbon Dioxide Sensor co2 detector NDIR High-precision Measurement Exceeds Standard Alarm Smart Home Linkage tuya senso

Tuya CO2 Carbon Dioxide Sensor co2 detector NDIR High-precision Measurement Exceeds Standard Alarm Smart Home Linkage tuya senso

$23.16$26.80

526 sold
Q9-C5 BNC-FAA.00 Ultrasonic Flaw Detector Transducer Cable Connector Q9-C5 BNC-FAA.00 Ultrasonic Flaw Detector Transducer Cable Connector

Q9-C5 BNC-FAA.00 Ultrasonic Flaw Detector Transducer Cable Connector

$13.00$13.00

DOBO Ultrasonic Oblique Probe 5P6X8K2 Metal Flaw Detector UT Nondestructive Testing Weld Steel Structure Flaw Detection DOBO Ultrasonic Oblique Probe 5P6X8K2 Metal Flaw Detector UT Nondestructive Testing Weld Steel Structure Flaw Detection

DOBO Ultrasonic Oblique Probe 5P6X8K2 Metal Flaw Detector UT Nondestructive Testing Weld Steel Structure Flaw Detection

$23.00$23.00

4% off
10pcs Hi-Link 24G HLK-LD2420 Human Micro-Motion and Moving Detector Radar Sensor Module 10pcs Hi-Link 24G HLK-LD2420 Human Micro-Motion and Moving Detector Radar Sensor Module

10pcs Hi-Link 24G HLK-LD2420 Human Micro-Motion and Moving Detector Radar Sensor Module

$15.84$16.50

2 sold
50% off
YRHAND Tuya WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for your Home Security YRHAND Tuya WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for your Home Security

YRHAND Tuya WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for your Home Security

$186.37$372.74

49% off
AD8317 High Speed Logarithmic Detector RF Log Detector RF Signal Log Output Power Meter 1M-10000MHz Controller AD8317 High Speed Logarithmic Detector RF Log Detector RF Signal Log Output Power Meter 1M-10000MHz Controller

AD8317 High Speed Logarithmic Detector RF Log Detector RF Signal Log Output Power Meter 1M-10000MHz Controller

$58.19$114.09

5% off
79GHz Radar Sensor Barrier Gate Replacement of Loop Detector Parking Garage Parking Lot Security 79GHz Radar Sensor Barrier Gate Replacement of Loop Detector Parking Garage Parking Lot Security

79GHz Radar Sensor Barrier Gate Replacement of Loop Detector Parking Garage Parking Lot Security

$22.94$24.15

15 sold
Ultrasonic Straight Probe 5P10 Q6 interface Metal Flaw Detector UT Nondestructive Testing Longitudinal Wave Transducer

Ultrasonic Straight Probe 5P10 Q6 interface Metal Flaw Detector UT Nondestructive Testing Longitudinal Wave Transducer

$26.00$26.00

54% off
Home Alarm Water Leakage Spot Alarm Detector Independent Water Leak Sensor Detection Flood Alert Overflow Security Alarm Home Alarm Water Leakage Spot Alarm Detector Independent Water Leak Sensor Detection Flood Alert Overflow Security Alarm

Home Alarm Water Leakage Spot Alarm Detector Independent Water Leak Sensor Detection Flood Alert Overflow Security Alarm

$30.70$66.73

20% off
MQ137 NH3 Ammonia Gas Sensor Module Ammonia Detector Range 5-500ppm DC 5V

MQ137 NH3 Ammonia Gas Sensor Module Ammonia Detector Range 5-500ppm DC 5V

$11.38$14.22

15% off
Water Leakage Alarm Detector Relay Module Water Level Humidity Sensor 5V 12V 24V

Water Leakage Alarm Detector Relay Module Water Level Humidity Sensor 5V 12V 24V

$8.50$10.00

15% off
RS485 Rail Water Detector Controller Water Leakage Alarm RS485 Rail Water Detector Controller Water Leakage Alarm

RS485 Rail Water Detector Controller Water Leakage Alarm

$12.75$15.00

CCT-3320V Conductivity Meter Water Quality Test ( Original CM-230 ) Water Detector Water Quality Tester CCT-3320V Conductivity Meter Water Quality Test ( Original CM-230 ) Water Detector Water Quality Tester

CCT-3320V Conductivity Meter Water Quality Test ( Original CM-230 ) Water Detector Water Quality Tester

$28.59$28.59

3% off
Tuya ZigBee Temperature Humidity Monitor NDIR Carbon Dioxide Detector Greenhouse CO2 Sensor With Smart Life APP Tuya ZigBee Temperature Humidity Monitor NDIR Carbon Dioxide Detector Greenhouse CO2 Sensor With Smart Life APP

Tuya ZigBee Temperature Humidity Monitor NDIR Carbon Dioxide Detector Greenhouse CO2 Sensor With Smart Life APP

$241.32$246.94

33 sold
13% off
Tuya Smart WiFi PM25 Air Quality Sensor PM10 Temperature and Humidity Four-in-One Air Detector Smart Home Tuya Sensor Tuya Smart WiFi PM25 Air Quality Sensor PM10 Temperature and Humidity Four-in-One Air Detector Smart Home Tuya Sensor

Tuya Smart WiFi PM25 Air Quality Sensor PM10 Temperature and Humidity Four-in-One Air Detector Smart Home Tuya Sensor

$18.94$21.92

4 sold
13% off
Tuya WIFI/ZigBee Carbon Monoxide Sensor Gas Leak Detector Household Gas Sensor With Gprs Home Alarm Natural Gas Leak Sensor Tuya WIFI/ZigBee Carbon Monoxide Sensor Gas Leak Detector Household Gas Sensor With Gprs Home Alarm Natural Gas Leak Sensor

Tuya WIFI/ZigBee Carbon Monoxide Sensor Gas Leak Detector Household Gas Sensor With Gprs Home Alarm Natural Gas Leak Sensor

$19.87$23.00

74 sold
AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter

AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter

$5.67$5.67

13% off
WIFI/Zigbee Tuya Smart CO2 Sensor NDIR Carbon Dioxide Detector High Precision LCD Display Smart Life APP Home WIFI/Zigbee Tuya Smart CO2 Sensor NDIR Carbon Dioxide Detector High Precision LCD Display Smart Life APP Home

WIFI/Zigbee Tuya Smart CO2 Sensor NDIR Carbon Dioxide Detector High Precision LCD Display Smart Life APP Home

$25.92 $30.00

202 sold

Categories: Security & Protection, IoT Devices

Buy Now
RCmall 5pcs ​AM312 IR Pyroelectric Infrared PIR Motion Sensor Detector Modules Human Sensing Module Repeat ​Trigger for Arduino RCmall 5pcs ​AM312 IR Pyroelectric Infrared PIR Motion Sensor Detector Modules Human Sensing Module Repeat ​Trigger for Arduino

RCmall 5pcs ​AM312 IR Pyroelectric Infrared PIR Motion Sensor Detector Modules Human Sensing Module Repeat ​Trigger for Arduino

$7.19 $7.19

Categories: Security & Protection, IoT Devices

Buy Now
Body Infrared PIR Motion Sensor Switch with DC Power Plug Human Motion Detector Sensor Switch for LED Light Strip Automatic Body Infrared PIR Motion Sensor Switch with DC Power Plug Human Motion Detector Sensor Switch for LED Light Strip Automatic

Body Infrared PIR Motion Sensor Switch with DC Power Plug Human Motion Detector Sensor Switch for LED Light Strip Automatic

$10.67 $10.67

Categories: Security & Protection, IoT Devices

Buy Now
MRT311 Thermopile Sensor Human Infrared Temperature Detector MRT311 Thermopile Sensor Human Infrared Temperature Detector

MRT311 Thermopile Sensor Human Infrared Temperature Detector

$15.00 $15.00

Categories: Security & Protection, IoT Devices

Buy Now
50% off
Geiger Counter Nuclear Radiation Detector Personal Dosimeter X γ β-Rays Detector Radioactive Tester Alarm-Black Geiger Counter Nuclear Radiation Detector Personal Dosimeter X γ β-Rays Detector Radioactive Tester Alarm-Black

Geiger Counter Nuclear Radiation Detector Personal Dosimeter X γ β-Rays Detector Radioactive Tester Alarm-Black

$18.70 $37.41

Categories: Security & Protection, IoT Devices

Buy Now
Copper Dowsing Rods - 99.9% Pure Copper 2PCS Divining Rods Energy Water Witching Detector Copper Dowsing Rods - 99.9% Pure Copper 2PCS Divining Rods Energy Water Witching Detector

Copper Dowsing Rods - 99.9% Pure Copper 2PCS Divining Rods Energy Water Witching Detector

$54.03 $54.03

Categories: Security & Protection, IoT Devices

Buy Now
Microwave Doppler Radar Wireless Module Motion Sensor HB100, Microwave Motion Sensor, Motion Detector Microwave Doppler Radar Wireless Module Motion Sensor HB100, Microwave Motion Sensor, Motion Detector

Microwave Doppler Radar Wireless Module Motion Sensor HB100, Microwave Motion Sensor, Motion Detector

$26.00 $26.00

Categories: Security & Protection, IoT Devices

Buy Now
13% off
Tuya Smart Carbon Monoxide Sensor Smoke Detection Intelligent Alarm CO Detector Intelligent Life APP Tuya Smart Carbon Monoxide Sensor Smoke Detection Intelligent Alarm CO Detector Intelligent Life APP

Tuya Smart Carbon Monoxide Sensor Smoke Detection Intelligent Alarm CO Detector Intelligent Life APP

$15.55 $18.00

3 sold

Categories: Security & Protection, IoT Devices

Buy Now
AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter

AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter

$5.67 $5.67

Categories: Security & Protection, IoT Devices

Buy Now
3% off
ZigBee Tuya CO2 Sensor NDIR High Precision Smart Home Linked Co2 Detector Air Monitor Household SmartLife APP ZigBee Tuya CO2 Sensor NDIR High Precision Smart Home Linked Co2 Detector Air Monitor Household SmartLife APP

ZigBee Tuya CO2 Sensor NDIR High Precision Smart Home Linked Co2 Detector Air Monitor Household SmartLife APP

$190.03 $194.95

49 sold

Categories: Security & Protection, IoT Devices

Buy Now
13% off
Tuya Smart WiFi/ZigBee Carbon Dioxide Meter NDIR High-Precision Real-Time Detection Intelligent Linkage Home School CO2 Detector Tuya Smart WiFi/ZigBee Carbon Dioxide Meter NDIR High-Precision Real-Time Detection Intelligent Linkage Home School CO2 Detector

Tuya Smart WiFi/ZigBee Carbon Dioxide Meter NDIR High-Precision Real-Time Detection Intelligent Linkage Home School CO2 Detector

$23.33 $27.00

71 sold

Categories: Security & Protection, IoT Devices

Buy Now
13% off
Zigbee/WIFI Tuya Smart Air Box Carbon Dioxide Detector CO2 Gas Sensor Formaldehyde VOC Temperature Humidity Sensor App Control Zigbee/WIFI Tuya Smart Air Box Carbon Dioxide Detector CO2 Gas Sensor Formaldehyde VOC Temperature Humidity Sensor App Control

Zigbee/WIFI Tuya Smart Air Box Carbon Dioxide Detector CO2 Gas Sensor Formaldehyde VOC Temperature Humidity Sensor App Control

$15.55 $18.00

93 sold

Categories: Security & Protection, IoT Devices

Buy Now
Ultrasonic Flaw Detector Adapter C9 Head to Q9 Seat Conversion Connector FFA.1S Male-BNC Female

Ultrasonic Flaw Detector Adapter C9 Head to Q9 Seat Conversion Connector FFA.1S Male-BNC Female

$11.00 $11.00

Categories: Security & Protection, IoT Devices

Buy Now
13% off
Tuya Zigbee Vibration Sensor Smart Life APP Shock Alarm Door Sensor Open / Closed Detectors With Alexa Google Home Tuya Zigbee Vibration Sensor Smart Life APP Shock Alarm Door Sensor Open / Closed Detectors With Alexa Google Home

Tuya Zigbee Vibration Sensor Smart Life APP Shock Alarm Door Sensor Open / Closed Detectors With Alexa Google Home

$14.52 $16.80

13 sold

Categories: Security & Protection, IoT Devices

Buy Now
RF Detector by ProxGrind RF Detector by ProxGrind

RF Detector by ProxGrind

$59.39 $59.39

5 sold

Categories: Security & Protection, IoT Devices

Buy Now
Wood's Lamp Portable,UV Black Light for Pet Dog/Cat Care,Cat Ringworm Detector, Pet Urine Detector,Rechargeable Wood's Lamp Portable,UV Black Light for Pet Dog/Cat Care,Cat Ringworm Detector, Pet Urine Detector,Rechargeable

Wood's Lamp Portable,UV Black Light for Pet Dog/Cat Care,Cat Ringworm Detector, Pet Urine Detector,Rechargeable

$32.40 $32.40

Categories: Security & Protection, IoT Devices

Buy Now
15% off
12V Embedded Mini Vehicle Detector Module

12V Embedded Mini Vehicle Detector Module

$12.75 $15.00

Categories: Security & Protection, IoT Devices

Buy Now
20% off
50Pcs/lot HC-SR501 PIR Infrared IR Sensor Human Body Motion Detector Module for Arduino Security Alarm System 50Pcs/lot HC-SR501 PIR Infrared IR Sensor Human Body Motion Detector Module for Arduino Security Alarm System

50Pcs/lot HC-SR501 PIR Infrared IR Sensor Human Body Motion Detector Module for Arduino Security Alarm System

$41.60 $52.00

Categories: Security & Protection, IoT Devices

Buy Now
52% off
RF Detector by ProxGrind RF Detector by ProxGrind

RF Detector by ProxGrind

$9.70 $20.20

Categories: Security & Protection, IoT Devices

Buy Now
13% off
Tuya CO2 Carbon Dioxide Sensor co2 detector NDIR High-precision Measurement Exceeds Standard Alarm Smart Home Linkage tuya senso Tuya CO2 Carbon Dioxide Sensor co2 detector NDIR High-precision Measurement Exceeds Standard Alarm Smart Home Linkage tuya senso

Tuya CO2 Carbon Dioxide Sensor co2 detector NDIR High-precision Measurement Exceeds Standard Alarm Smart Home Linkage tuya senso

$23.16 $26.80

526 sold

Categories: Security & Protection, IoT Devices

Buy Now
Q9-C5 BNC-FAA.00 Ultrasonic Flaw Detector Transducer Cable Connector Q9-C5 BNC-FAA.00 Ultrasonic Flaw Detector Transducer Cable Connector

Q9-C5 BNC-FAA.00 Ultrasonic Flaw Detector Transducer Cable Connector

$13.00 $13.00

Categories: Security & Protection, IoT Devices

Buy Now
DOBO Ultrasonic Oblique Probe 5P6X8K2 Metal Flaw Detector UT Nondestructive Testing Weld Steel Structure Flaw Detection DOBO Ultrasonic Oblique Probe 5P6X8K2 Metal Flaw Detector UT Nondestructive Testing Weld Steel Structure Flaw Detection

DOBO Ultrasonic Oblique Probe 5P6X8K2 Metal Flaw Detector UT Nondestructive Testing Weld Steel Structure Flaw Detection

$23.00 $23.00

Categories: Security & Protection, IoT Devices

Buy Now
4% off
10pcs Hi-Link 24G HLK-LD2420 Human Micro-Motion and Moving Detector Radar Sensor Module 10pcs Hi-Link 24G HLK-LD2420 Human Micro-Motion and Moving Detector Radar Sensor Module

10pcs Hi-Link 24G HLK-LD2420 Human Micro-Motion and Moving Detector Radar Sensor Module

$15.84 $16.50

2 sold

Categories: Security & Protection, IoT Devices

Buy Now
50% off
YRHAND Tuya WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for your Home Security YRHAND Tuya WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for your Home Security

YRHAND Tuya WIFI Door Sensors Alarms Contact Wireless Door Window Magnet Entry Detector Sensor for your Home Security

$186.37 $372.74

Categories: Security & Protection, IoT Devices

Buy Now
49% off
AD8317 High Speed Logarithmic Detector RF Log Detector RF Signal Log Output Power Meter 1M-10000MHz Controller AD8317 High Speed Logarithmic Detector RF Log Detector RF Signal Log Output Power Meter 1M-10000MHz Controller

AD8317 High Speed Logarithmic Detector RF Log Detector RF Signal Log Output Power Meter 1M-10000MHz Controller

$58.19 $114.09

Categories: Security & Protection, IoT Devices

Buy Now
5% off
79GHz Radar Sensor Barrier Gate Replacement of Loop Detector Parking Garage Parking Lot Security 79GHz Radar Sensor Barrier Gate Replacement of Loop Detector Parking Garage Parking Lot Security

79GHz Radar Sensor Barrier Gate Replacement of Loop Detector Parking Garage Parking Lot Security

$22.94 $24.15

15 sold

Categories: Security & Protection, IoT Devices

Buy Now
Ultrasonic Straight Probe 5P10 Q6 interface Metal Flaw Detector UT Nondestructive Testing Longitudinal Wave Transducer

Ultrasonic Straight Probe 5P10 Q6 interface Metal Flaw Detector UT Nondestructive Testing Longitudinal Wave Transducer

$26.00 $26.00

Categories: Security & Protection, IoT Devices

Buy Now
54% off
Home Alarm Water Leakage Spot Alarm Detector Independent Water Leak Sensor Detection Flood Alert Overflow Security Alarm Home Alarm Water Leakage Spot Alarm Detector Independent Water Leak Sensor Detection Flood Alert Overflow Security Alarm

Home Alarm Water Leakage Spot Alarm Detector Independent Water Leak Sensor Detection Flood Alert Overflow Security Alarm

$30.70 $66.73

Categories: Security & Protection, IoT Devices

Buy Now
20% off
MQ137 NH3 Ammonia Gas Sensor Module Ammonia Detector Range 5-500ppm DC 5V

MQ137 NH3 Ammonia Gas Sensor Module Ammonia Detector Range 5-500ppm DC 5V

$11.38 $14.22

Categories: Security & Protection, IoT Devices

Buy Now
15% off
Water Leakage Alarm Detector Relay Module Water Level Humidity Sensor 5V 12V 24V

Water Leakage Alarm Detector Relay Module Water Level Humidity Sensor 5V 12V 24V

$8.50 $10.00

Categories: Security & Protection, IoT Devices

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15% off
RS485 Rail Water Detector Controller Water Leakage Alarm RS485 Rail Water Detector Controller Water Leakage Alarm

RS485 Rail Water Detector Controller Water Leakage Alarm

$12.75 $15.00

Categories: Security & Protection, IoT Devices

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CCT-3320V Conductivity Meter Water Quality Test ( Original CM-230 ) Water Detector Water Quality Tester CCT-3320V Conductivity Meter Water Quality Test ( Original CM-230 ) Water Detector Water Quality Tester

CCT-3320V Conductivity Meter Water Quality Test ( Original CM-230 ) Water Detector Water Quality Tester

$28.59 $28.59

Categories: Security & Protection, IoT Devices

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3% off
Tuya ZigBee Temperature Humidity Monitor NDIR Carbon Dioxide Detector Greenhouse CO2 Sensor With Smart Life APP Tuya ZigBee Temperature Humidity Monitor NDIR Carbon Dioxide Detector Greenhouse CO2 Sensor With Smart Life APP

Tuya ZigBee Temperature Humidity Monitor NDIR Carbon Dioxide Detector Greenhouse CO2 Sensor With Smart Life APP

$241.32 $246.94

33 sold

Categories: Security & Protection, IoT Devices

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13% off
Tuya Smart WiFi PM25 Air Quality Sensor PM10 Temperature and Humidity Four-in-One Air Detector Smart Home Tuya Sensor Tuya Smart WiFi PM25 Air Quality Sensor PM10 Temperature and Humidity Four-in-One Air Detector Smart Home Tuya Sensor

Tuya Smart WiFi PM25 Air Quality Sensor PM10 Temperature and Humidity Four-in-One Air Detector Smart Home Tuya Sensor

$18.94 $21.92

4 sold

Categories: Security & Protection, IoT Devices

Buy Now
13% off
Tuya WIFI/ZigBee Carbon Monoxide Sensor Gas Leak Detector Household Gas Sensor With Gprs Home Alarm Natural Gas Leak Sensor Tuya WIFI/ZigBee Carbon Monoxide Sensor Gas Leak Detector Household Gas Sensor With Gprs Home Alarm Natural Gas Leak Sensor

Tuya WIFI/ZigBee Carbon Monoxide Sensor Gas Leak Detector Household Gas Sensor With Gprs Home Alarm Natural Gas Leak Sensor

$19.87 $23.00

74 sold

Categories: Security & Protection, IoT Devices

Buy Now
AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter

AD8307 RF Power Meter Logarithmic Detector Power Detection 1-600MHz RF Detector Power Meter

$5.67 $5.67

Categories: Security & Protection, IoT Devices

Buy Now